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    <title>topic Re: com.adobe.granite.auth.saml.SamlAuthenticationHandler SAML error with reason: user_sync_failed detected in Adobe Experience Manager Discussions</title>
    <link>https://experienceleaguecommunities.adobe.com/t5/adobe-experience-manager/com-adobe-granite-auth-saml-samlauthenticationhandler-saml-error/m-p/432418#M30622</link>
    <description>&lt;P&gt;&lt;LI-USER uid="16840670"&gt;&lt;/LI-USER&gt;&amp;nbsp;&lt;LI-USER uid="10412090"&gt;&lt;/LI-USER&gt;&amp;nbsp; I'm facing the similar issue that after signing in IDP (Azure AD), response is not getting redirected to AEM page with below error in logs. How did you resolve this issue?&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;error logs:&lt;/P&gt;&lt;P&gt;24.11.2021 13:40:56.001 *INFO* [qtp457817355-613] org.apache.sling.auth.core.impl.SlingAuthenticator getAnonymousResolver: Anonymous access not allowed by configuration - requesting credentials&lt;BR /&gt;24.11.2021 13:40:56.007 *WARN* [qtp457817355-613] org.apache.sling.auth.core.AuthUtil isRedirectValid: Redirect target must not be empty or null&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;saml logs&lt;/P&gt;&lt;P&gt;24.11.2021 13:40:56.007 *DEBUG* [qtp457817355-613] com.adobe.granite.auth.saml.SamlAuthenticationHandler Private key of SP not provided: Cannot sign Authn request.&lt;/P&gt;</description>
    <pubDate>Wed, 24 Nov 2021 08:33:18 GMT</pubDate>
    <dc:creator>shelly-goel</dc:creator>
    <dc:date>2021-11-24T08:33:18Z</dc:date>
    <item>
      <title>com.adobe.granite.auth.saml.SamlAuthenticationHandler SAML error with reason: user_sync_failed detected</title>
      <link>https://experienceleaguecommunities.adobe.com/t5/adobe-experience-manager/com-adobe-granite-auth-saml-samlauthenticationhandler-saml-error/m-p/325015#M24362</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;Server: AEM-6.5.1 SP-6.5.1&lt;/P&gt;&lt;P&gt;OS: RHEL7&lt;/P&gt;&lt;P&gt;Oak: 1.10.2&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;We use SAML for authentication, this server is migrated from AEM 6.3 to 6.5 a month back.&lt;/P&gt;&lt;P&gt;The users were able to log in but recently a couple of users not able to log in and the "SamlAuthenticationHandler" error is captured in the error.log.&lt;/P&gt;&lt;P&gt;I have attached the log.&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Thu, 31 Oct 2019 00:55:13 GMT</pubDate>
      <guid>https://experienceleaguecommunities.adobe.com/t5/adobe-experience-manager/com-adobe-granite-auth-saml-samlauthenticationhandler-saml-error/m-p/325015#M24362</guid>
      <dc:creator>saibul</dc:creator>
      <dc:date>2019-10-31T00:55:13Z</dc:date>
    </item>
    <item>
      <title>Re: com.adobe.granite.auth.saml.SamlAuthenticationHandler SAML error with reason: user_sync_failed detected</title>
      <link>https://experienceleaguecommunities.adobe.com/t5/adobe-experience-manager/com-adobe-granite-auth-saml-samlauthenticationhandler-saml-error/m-p/325016#M24363</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;Following is the log from error.log::&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;30.10.2019 01:25:24.837 *INFO* [qtp748111386-420442] com.adobe.granite.auth.saml.SamlAuthenticationHandler SAML error with reason: user_sync_failed detected, redirect user to: /libs/granite/core/content/login.error.html?j_reason=user_sync_failed&lt;/P&gt;&lt;P&gt;30.10.2019 01:25:24.837 *ERROR* [qtp748111386-420442] org.apache.sling.auth.core.impl.SlingAuthenticator doLogin: Cannot login: Response already committed&lt;/P&gt;&lt;P&gt;30.10.2019 01:25:26.775 *INFO* [10.20.42.43 [1572398726774] POST /bin/receive HTTP/1.1] com.day.cq.replication.impl.servlets.ReplicationServlet Processed replication action in 0ms: TEST of /content&lt;/P&gt;&lt;P&gt;30.10.2019 01:25:41.799 *INFO* [qtp748111386-420467] org.apache.sling.auth.core.impl.SlingAuthenticator getAnonymousResolver: Anonymous access not allowed by configuration - requesting credentials&lt;/P&gt;&lt;P&gt;30.10.2019 01:25:41.801 *WARN* [qtp748111386-420467] org.apache.sling.auth.core.AuthUtil isRedirectValid: Redirect target must not be empty or null&lt;/P&gt;&lt;P&gt;30.10.2019 01:25:42.217 *INFO* [sling-default-5-health-org.apache.sling.discovery.oak.SynchronizedClocksHealthCheck] org.apache.sling.discovery.oak.SynchronizedClocksHealthCheck execute: no topology connectors connected to local instance.&lt;/P&gt;&lt;P&gt;30.10.2019 01:25:48.755 *INFO* [qtp748111386-420467] com.adobe.granite.security.user.internal.audit.AuditGroupAction User 'wun1' was added to the group 'UG-NA-AEM-Member-Role'&lt;/P&gt;&lt;P&gt;30.10.2019 01:25:48.771 *INFO* [sling-oak-observation-9] com.adobe.cq.social.sync.impl.PublisherSyncServiceImpl Handing these paths to the distribution subsystem: [/home/users/M/MhG_r1SwB8knUp_Nqpgi]&lt;/P&gt;&lt;P&gt;30.10.2019 01:25:48.771 *INFO* [sling-oak-observation-9] com.adobe.cq.social.sync.impl.PublisherSyncServiceImpl Could not distribute the requested paths: [/home/users/M/MhG_r1SwB8knUp_Nqpgi] Error was: Agent is not available&lt;/P&gt;&lt;P&gt;30.10.2019 01:25:48.773 *ERROR* [qtp748111386-420467] com.adobe.granite.auth.saml.extidp.DefaultUserSync User synchronization failed: Could not access repository.&lt;/P&gt;&lt;P&gt;javax.jcr.RepositoryException: Failed to generate login-token: Could not access Repository&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at com.day.crx.security.token.TokenUtil.createCredentials(TokenUtil.java:103) [com.day.crx.sling.crx-auth-token:2.5.42]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at com.adobe.granite.auth.saml.extidp.DefaultUserSync.process(DefaultUserSync.java:108) [com.adobe.granite.auth.saml:1.0.24.CQ650-B0004]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at com.adobe.granite.auth.saml.SamlAuthenticationHandler.syncUser(SamlAuthenticationHandler. java:860) [com.adobe.granite.auth.saml:1.0.24.CQ650-B0004]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at com.adobe.granite.auth.saml.SamlAuthenticationHandler.handleLogin(SamlAuthenticationHandl er.java:852) [com.adobe.granite.auth.saml:1.0.24.CQ650-B0004]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at com.adobe.granite.auth.saml.SamlAuthenticationHandler.extractCredentials(SamlAuthenticati onHandler.java:499) [com.adobe.granite.auth.saml:1.0.24.CQ650-B0004]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.sling.auth.core.impl.AuthenticationHandlerHolder.doExtractCredentials(Authenti cationHandlerHolder.java:76) [org.apache.sling.auth.core:1.4.2]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.sling.auth.core.impl.AbstractAuthenticationHandlerHolder.extractCredentials(Ab stractAuthenticationHandlerHolder.java:60) [org.apache.sling.auth.core:1.4.2]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.sling.auth.core.impl.SlingAuthenticator.getAuthenticationInfo(SlingAuthenticat or.java:735) [org.apache.sling.auth.core:1.4.2]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.sling.auth.core.impl.SlingAuthenticator.doHandleSecurity(SlingAuthenticator.ja va:483) [org.apache.sling.auth.core:1.4.2]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp; &lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection .java:220) [org.apache.felix.http.jetty:4.0.8]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132) [org.apache.felix.http.jetty:4.0.8]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.Server.handle(Server.java:502) [org.apache.felix.http.jetty:4.0.8]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:370) [org.apache.felix.http.jetty:4.0.8]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:267) [org.apache.felix.http.jetty:4.0.8]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:30 5) [org.apache.felix.http.jetty:4.0.8]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:103) [org.apache.felix.http.jetty:4.0.8]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:117) [org.apache.felix.http.jetty:4.0.8]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:333) [org.apache.felix.http.jetty:4.0.8]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:310) [org.apache.felix.http.jetty:4.0.8]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:168) [org.apache.felix.http.jetty:4.0.8]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:126) [org.apache.felix.http.jetty:4.0.8]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExe cutor.java:366) [org.apache.felix.http.jetty:4.0.8]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:765) [org.apache.felix.http.jetty:4.0.8]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:683) [org.apache.felix.http.jetty:4.0.8]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at java.lang.Thread.run(Thread.java:748)&lt;/P&gt;&lt;P&gt;Caused by: javax.jcr.LoginException: java.lang.UnsupportedOperationException&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at java.util.AbstractCollection.add(AbstractCollection.java:262)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.jackrabbit.oak.security.user.UserPrincipalProvider.getGroupMembership(UserPrin cipalProvider.java:267)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.jackrabbit.oak.security.user.UserPrincipalProvider.getMembershipPrincipals(Use rPrincipalProvider.java:124)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.jackrabbit.oak.spi.security.authentication.AbstractLoginModule.getPrincipals(A bstractLoginModule.java:498)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.jackrabbit.oak.security.authentication.user.LoginModuleImpl.commit(LoginModule Impl.java:166)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.felix.jaas.boot.ProxyLoginModule.commit(ProxyLoginModule.java:57)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at sun.reflect.GeneratedMethodAccessor3067.invoke(Unknown Source)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at java.lang.reflect.Method.invoke(Method.java:498)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at javax.security.auth.login.LoginContext.invoke(LoginContext.java:755)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at javax.security.auth.login.LoginContext.access$000(LoginContext.java:195)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at javax.security.auth.login.LoginContext$4.run(LoginContext.java:682)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at javax.security.auth.login.LoginContext$4.run(LoginContext.java:680)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at java.security.AccessController.doPrivileged(Native Method)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at javax.security.auth.login.LoginContext.invokePriv(LoginContext.java:680)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at javax.security.auth.login.LoginContext.login(LoginContext.java:588)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.jackrabbit.oak.core.ContentRepositoryImpl.login(ContentRepositoryImpl.java:163 )&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.jackrabbit.oak.jcr.repository.RepositoryImpl.login(RepositoryImpl.java:282)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.jackrabbit.oak.jcr.repository.RepositoryImpl.login(RepositoryImpl.java:225)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.jackrabbit.oak.jcr.session.SessionImpl.impersonate(SessionImpl.java:275)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at com.adobe.granite.repository.impl.CRX3SessionImpl.impersonate(CRX3SessionImpl.java:149)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at com.day.crx.security.token.TokenUtil.createCredentials(TokenUtil.java:90)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at com.adobe.granite.auth.saml.extidp.DefaultUserSync.process(DefaultUserSync.java:108)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at com.adobe.granite.auth.saml.SamlAuthenticationHandler.syncUser(SamlAuthenticationHandler. java:860)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at com.adobe.granite.auth.saml.SamlAuthenticationHandler.handleLogin(SamlAuthenticationHandl er.java:852)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at com.adobe.granite.auth.saml.SamlAuthenticationHandler.extractCredentials(SamlAuthenticati onHandler.java:499)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.sling.auth.core.impl.AuthenticationHandlerHolder.doExtractCredentials(Authenti cationHandlerHolder.java:76)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.sling.auth.core.impl.AbstractAuthenticationHandlerHolder.extractCredentials(Ab stractAuthenticationHandlerHolder.java:60)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.sling.auth.core.impl.SlingAuthenticator.getAuthenticationInfo(SlingAuthenticat or.java:735)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.sling.auth.core.impl.SlingAuthenticator.doHandleSecurity(SlingAuthenticator.ja va:483)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.sling.auth.core.impl.SlingAuthenticator.handleSecurity(SlingAuthenticator.java :460)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.sling.engine.impl.SlingHttpContext.handleSecurity(SlingHttpContext.java:131)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.felix.http.base.internal.whiteboard.PerBundleServletContextImpl.handleSecurity (PerBundleServletContextImpl.java:82)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.felix.http.base.internal.dispatch.InvocationChain.doFilter(InvocationChain.jav a:58)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.felix.http.base.internal.dispatch.Dispatcher$1.doFilter(Dispatcher.java:146)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.felix.http.base.internal.whiteboard.WhiteboardManager$2.doFilter(WhiteboardMan ager.java:1002)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.sling.security.impl.ReferrerFilter.doFilter(ReferrerFilter.java:326)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.felix.http.base.internal.handler.PreprocessorHandler.handle(PreprocessorHandle r.java:136)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.felix.http.base.internal.whiteboard.WhiteboardManager$2.doFilter(WhiteboardMan ager.java:1008)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.felix.http.sslfilter.internal.SslFilter.doFilter(SslFilter.java:97)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.felix.http.base.internal.handler.PreprocessorHandler.handle(PreprocessorHandle r.java:136)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.felix.http.base.internal.whiteboard.WhiteboardManager$2.doFilter(WhiteboardMan ager.java:1008)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.felix.http.base.internal.whiteboard.WhiteboardManager.invokePreprocessors(Whit eboardManager.java:1012)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.felix.http.base.internal.dispatch.Dispatcher.dispatch(Dispatcher.java:91)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.felix.http.base.internal.dispatch.DispatcherServlet.service(DispatcherServlet. java:49)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at javax.servlet.http.HttpServlet.service(HttpServlet.java:725)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:873)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:542)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:255)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1701)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:255)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1345)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:203)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:480)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1668)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:201)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1247)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:144)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection .java:220)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.Server.handle(Server.java:502)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:370)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:267)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:30 5)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:103)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:117)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:333)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:310)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:168)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:126)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExe cutor.java:366)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:765)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:683)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at java.lang.Thread.run(Thread.java:748)&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.jackrabbit.oak.jcr.repository.RepositoryImpl.login(RepositoryImpl.java:290) [org.apache.jackrabbit.oak-jcr:1.10.2]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.jackrabbit.oak.jcr.repository.RepositoryImpl.login(RepositoryImpl.java:225) [org.apache.jackrabbit.oak-jcr:1.10.2]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.jackrabbit.oak.jcr.session.SessionImpl.impersonate(SessionImpl.java:275) [org.apache.jackrabbit.oak-jcr:1.10.2]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at com.adobe.granite.repository.impl.CRX3SessionImpl.impersonate(CRX3SessionImpl.java:149) [com.adobe.granite.repository:1.6.28]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at com.day.crx.security.token.TokenUtil.createCredentials(TokenUtil.java:90) [com.day.crx.sling.crx-auth-token:2.5.42]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; ... 52 common frames omitted&lt;/P&gt;&lt;P&gt;Caused by: javax.security.auth.login.LoginException: java.lang.UnsupportedOperationException&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at java.util.AbstractCollection.add(AbstractCollection.java:262)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.jackrabbit.oak.security.user.UserPrincipalProvider.getGroupMembership(UserPrin cipalProvider.java:267)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.jackrabbit.oak.security.user.UserPrincipalProvider.getMembershipPrincipals(Use rPrincipalProvider.java:124)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.jackrabbit.oak.spi.security.authentication.AbstractLoginModule.getPrincipals(A bstractLoginModule.java:498)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.jackrabbit.oak.security.authentication.user.LoginModuleImpl.commit(LoginModule Impl.java:166)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.felix.jaas.boot.ProxyLoginModule.commit(ProxyLoginModule.java:57)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at sun.reflect.GeneratedMethodAccessor3067.invoke(Unknown Source)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at java.lang.reflect.Method.invoke(Method.java:498)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at javax.security.auth.login.LoginContext.invoke(LoginContext.java:755)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at javax.security.auth.login.LoginContext.access$000(LoginContext.java:195)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at javax.security.auth.login.LoginContext$4.run(LoginContext.java:682)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at javax.security.auth.login.LoginContext$4.run(LoginContext.java:680)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at java.security.AccessController.doPrivileged(Native Method)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at javax.security.auth.login.LoginContext.invokePriv(LoginContext.java:680)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at javax.security.auth.login.LoginContext.login(LoginContext.java:588)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.jackrabbit.oak.core.ContentRepositoryImpl.login(ContentRepositoryImpl.java:163 )&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.jackrabbit.oak.jcr.repository.RepositoryImpl.login(RepositoryImpl.java:282)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.jackrabbit.oak.jcr.repository.RepositoryImpl.login(RepositoryImpl.java:225)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.jackrabbit.oak.jcr.session.SessionImpl.impersonate(SessionImpl.java:275)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at com.adobe.granite.repository.impl.CRX3SessionImpl.impersonate(CRX3SessionImpl.java:149)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at com.day.crx.security.token.TokenUtil.createCredentials(TokenUtil.java:90)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at com.adobe.granite.auth.saml.extidp.DefaultUserSync.process(DefaultUserSync.java:108)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at com.adobe.granite.auth.saml.SamlAuthenticationHandler.syncUser(SamlAuthenticationHandler. java:860)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at com.adobe.granite.auth.saml.SamlAuthenticationHandler.handleLogin(SamlAuthenticationHandl er.java:852)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at com.adobe.granite.auth.saml.SamlAuthenticationHandler.extractCredentials(SamlAuthenticati onHandler.java:499)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.sling.auth.core.impl.AuthenticationHandlerHolder.doExtractCredentials(Authenti cationHandlerHolder.java:76)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.sling.auth.core.impl.AbstractAuthenticationHandlerHolder.extractCredentials(Ab stractAuthenticationHandlerHolder.java:60)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.sling.auth.core.impl.SlingAuthenticator.getAuthenticationInfo(SlingAuthenticat or.java:735)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.sling.auth.core.impl.SlingAuthenticator.doHandleSecurity(SlingAuthenticator.ja va:483)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.sling.auth.core.impl.SlingAuthenticator.handleSecurity(SlingAuthenticator.java :460)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.sling.engine.impl.SlingHttpContext.handleSecurity(SlingHttpContext.java:131)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.felix.http.base.internal.whiteboard.PerBundleServletContextImpl.handleSecurity (PerBundleServletContextImpl.java:82)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.felix.http.base.internal.dispatch.InvocationChain.doFilter(InvocationChain.jav a:58)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.felix.http.base.internal.dispatch.Dispatcher$1.doFilter(Dispatcher.java:146)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.felix.http.base.internal.whiteboard.WhiteboardManager$2.doFilter(WhiteboardMan ager.java:1002)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.sling.security.impl.ReferrerFilter.doFilter(ReferrerFilter.java:326)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.felix.http.base.internal.handler.PreprocessorHandler.handle(PreprocessorHandle r.java:136)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.felix.http.base.internal.whiteboard.WhiteboardManager$2.doFilter(WhiteboardMan ager.java:1008)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.felix.http.sslfilter.internal.SslFilter.doFilter(SslFilter.java:97)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.felix.http.base.internal.handler.PreprocessorHandler.handle(PreprocessorHandle r.java:136)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.felix.http.base.internal.whiteboard.WhiteboardManager$2.doFilter(WhiteboardMan ager.java:1008)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.felix.http.base.internal.whiteboard.WhiteboardManager.invokePreprocessors(Whit eboardManager.java:1012)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.felix.http.base.internal.dispatch.Dispatcher.dispatch(Dispatcher.java:91)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.felix.http.base.internal.dispatch.DispatcherServlet.service(DispatcherServlet. java:49)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at javax.servlet.http.HttpServlet.service(HttpServlet.java:725)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:873)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:542)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:255)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1701)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:255)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1345)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:203)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:480)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1668)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:201)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1247)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:144)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection .java:220)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.Server.handle(Server.java:502)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:370)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:267)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:30 5)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:103)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:117)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:333)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:310)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:168)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:126)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExe cutor.java:366)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:765)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:683)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at java.lang.Thread.run(Thread.java:748)&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at javax.security.auth.login.LoginContext.invoke(LoginContext.java:856)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at javax.security.auth.login.LoginContext.access$000(LoginContext.java:195)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at javax.security.auth.login.LoginContext$4.run(LoginContext.java:682)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at javax.security.auth.login.LoginContext$4.run(LoginContext.java:680)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at java.security.AccessController.doPrivileged(Native Method)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at javax.security.auth.login.LoginContext.invokePriv(LoginContext.java:680)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at javax.security.auth.login.LoginContext.login(LoginContext.java:588)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.jackrabbit.oak.core.ContentRepositoryImpl.login(ContentRepositoryImpl.java:163 ) [org.apache.jackrabbit.oak-core:1.10.2]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; at org.apache.jackrabbit.oak.jcr.repository.RepositoryImpl.login(RepositoryImpl.java:282) [org.apache.jackrabbit.oak-jcr:1.10.2]&lt;/P&gt;&lt;P&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; ... 56 common frames omitted&lt;/P&gt;&lt;P&gt;30.10.2019 01:25:48.773 *INFO* [qtp748111386-420467] com.adobe.granite.auth.saml.SamlAuthenticationHandler SAML error with reason: user_sync_failed detected, redirect user to: /libs/granite/core/content/login.error.html?j_reason=user_sync_failed&lt;/P&gt;&lt;P&gt;30.10.2019 01:25:48.773 *ERROR* [qtp748111386-420467] org.apache.sling.auth.core.impl.SlingAuthenticator doLogin: Cannot login: Response already committed&lt;/P&gt;&lt;P&gt;30.10.2019 01:25:50.034 *INFO* [HealthCheck Synchronized Clocks] org.apache.sling.discovery.oak.SynchronizedClocksHealthCheck execute: no topology connectors connected to local instance.&lt;/P&gt;&lt;P&gt;30.10.2019 01:25:52.376 *INFO* [oak-lucene-40697] org.apache.jackrabbit.oak.plugins.blob.AbstractSharedCachingDataStore Added blob [16bf588f0eebc58006e8ce041e3d86a6ba836370da71d362f49c06b1a02c8e6d] to backend&lt;/P&gt;&lt;P&gt;30.10.2019 01:25:52.498 *INFO* [oak-lucene-40697] org.apache.jackrabbit.oak.plugins.blob.AbstractSharedCachingDataStore Added blob [6a88c8c8de9055edfc057588a932e7d23b73db08e4f048f396a313ecdf69a897] to backend&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Thu, 31 Oct 2019 00:56:44 GMT</pubDate>
      <guid>https://experienceleaguecommunities.adobe.com/t5/adobe-experience-manager/com-adobe-granite-auth-saml-samlauthenticationhandler-saml-error/m-p/325016#M24363</guid>
      <dc:creator>saibul</dc:creator>
      <dc:date>2019-10-31T00:56:44Z</dc:date>
    </item>
    <item>
      <title>Re: com.adobe.granite.auth.saml.SamlAuthenticationHandler SAML error with reason: user_sync_failed detected</title>
      <link>https://experienceleaguecommunities.adobe.com/t5/adobe-experience-manager/com-adobe-granite-auth-saml-samlauthenticationhandler-saml-error/m-p/325017#M24364</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;Do you see anything in the SAML logs?&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P style="margin-top: 10px; margin-bottom: 10px; font-weight: inherit; font-style: inherit; font-family: inherit;"&gt;You can set up a Logger in order to debug any issues that might arise from misconfiguring SAML. You can do this by:&lt;/P&gt;&lt;P class="parbase section procedure" style="font-size: 16px; font-family: adobe-clean, HelveticaNeue-light, 'Helvetica Neue', Helvetica, Arial, sans-serif; color: #333333;"&gt;&lt;/P&gt;&lt;DIV class="procedure" style="font-weight: inherit; font-style: inherit; font-family: inherit;"&gt;&lt;DIV class="proc_par proc_parsys" style="padding: 0 0 0 18px; font-weight: inherit; font-style: inherit; font-family: inherit;"&gt;&lt;DIV style="font-weight: inherit; font-style: inherit; font-family: inherit;"&gt;&lt;DIV class="step" style="font-weight: inherit; font-style: inherit; font-family: inherit;"&gt;&lt;UL&gt;&lt;LI&gt;&lt;DIV style="font-weight: inherit; font-style: inherit; font-family: inherit; margin-right: 0 !important;"&gt;&lt;DIV class="parbase text" style="font-weight: inherit; font-style: inherit; font-family: inherit; margin-right: 0 !important;"&gt;&lt;A name="step_par_text" style="font-weight: inherit; font-style: inherit; font-family: inherit; color: #1473e6; margin-right: 0 !important;"&gt;&lt;/A&gt;&lt;DIV class="text" style="font-weight: inherit; font-style: inherit; font-family: inherit; margin-right: 0 !important;"&gt;&lt;SPAN style="margin-bottom: 10px; font-weight: inherit; font-style: inherit; font-family: inherit;"&gt;Going to the Web Console, at &lt;EM style="margin-right: 0 !important;"&gt;&lt;A class="jive-link-external-small" href="https://forums.adobe.com/external-link.jspa?url=http%3A%2F%2Flocalhost%3A4502%2Fsystem%2Fconsole%2FconfigMgr" rel="nofollow" target="_blank"&gt;http://localhost:4502/system/console/configMgr&lt;/A&gt;&lt;/EM&gt;&lt;/SPAN&gt;&lt;P&gt;&lt;/P&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;/LI&gt;&lt;/UL&gt;&lt;/DIV&gt;&lt;UL&gt;&lt;LI&gt;&lt;P class="step" style="margin-left: 18px; font-weight: inherit; font-style: inherit; font-family: inherit; margin-right: 0 !important;"&gt;&lt;/P&gt;&lt;DIV style="font-weight: inherit; font-style: inherit; font-family: inherit; margin-right: 0 !important;"&gt;&lt;DIV class="parbase text" style="font-weight: inherit; font-style: inherit; font-family: inherit; margin-right: 0 !important;"&gt;&lt;A name="step_par_text" style="font-weight: inherit; font-style: inherit; font-family: inherit; color: #1473e6; margin-right: 0 !important;"&gt;&lt;/A&gt;&lt;DIV class="text" style="font-weight: inherit; font-style: inherit; font-family: inherit; margin-right: 0 !important;"&gt;&lt;SPAN style="margin-bottom: 10px; font-weight: inherit; font-style: inherit; font-family: inherit;"&gt;Search for and click on the entry called &lt;STRONG style="margin-right: 0 !important;"&gt;Apache Sling Logging Logger Configuration&lt;/STRONG&gt;&lt;/SPAN&gt;&lt;P&gt;&lt;/P&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;/LI&gt;&lt;/UL&gt;&lt;/DIV&gt;&lt;UL&gt;&lt;LI&gt;&lt;P class="step" style="margin-left: 18px; font-weight: inherit; font-style: inherit; font-family: inherit; margin-right: 0 !important;"&gt;&lt;/P&gt;&lt;DIV style="font-weight: inherit; font-style: inherit; font-family: inherit; margin-right: 0 !important;"&gt;&lt;DIV class="parbase text" style="font-weight: inherit; font-style: inherit; font-family: inherit; margin-right: 0 !important;"&gt;&lt;A name="step_par_text" style="font-weight: inherit; font-style: inherit; font-family: inherit; color: #1473e6; margin-right: 0 !important;"&gt;&lt;/A&gt;&lt;SPAN style="margin-bottom: 10px; font-weight: inherit; font-style: inherit; font-family: inherit;"&gt;Create a logger with the following configuration:&lt;/SPAN&gt;&lt;UL&gt;&lt;LI style="margin-bottom: 6px; padding-left: 2px; font-weight: inherit; font-style: inherit; font-family: inherit; list-style-type: disc;"&gt;&lt;STRONG style="margin-right: 0 !important;"&gt;Log Level:&lt;/STRONG&gt; Debug&lt;/LI&gt;&lt;LI&gt;&lt;STRONG style="margin-right: 0 !important;"&gt;Log File:&lt;/STRONG&gt; logs/saml.log&lt;/LI&gt;&lt;LI&gt;&lt;STRONG style="margin-right: 0 !important;"&gt;Logger:&lt;/STRONG&gt; com.adobe.granite.auth.saml&lt;/LI&gt;&lt;/UL&gt;&lt;P&gt;&lt;/P&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;/LI&gt;&lt;/UL&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Fri, 01 Nov 2019 14:21:45 GMT</pubDate>
      <guid>https://experienceleaguecommunities.adobe.com/t5/adobe-experience-manager/com-adobe-granite-auth-saml-samlauthenticationhandler-saml-error/m-p/325017#M24364</guid>
      <dc:creator>Jaideep_Brar</dc:creator>
      <dc:date>2019-11-01T14:21:45Z</dc:date>
    </item>
    <item>
      <title>Re: com.adobe.granite.auth.saml.SamlAuthenticationHandler SAML error with reason: user_sync_failed detected</title>
      <link>https://experienceleaguecommunities.adobe.com/t5/adobe-experience-manager/com-adobe-granite-auth-saml-samlauthenticationhandler-saml-error/m-p/432418#M30622</link>
      <description>&lt;P&gt;&lt;LI-USER uid="16840670"&gt;&lt;/LI-USER&gt;&amp;nbsp;&lt;LI-USER uid="10412090"&gt;&lt;/LI-USER&gt;&amp;nbsp; I'm facing the similar issue that after signing in IDP (Azure AD), response is not getting redirected to AEM page with below error in logs. How did you resolve this issue?&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;error logs:&lt;/P&gt;&lt;P&gt;24.11.2021 13:40:56.001 *INFO* [qtp457817355-613] org.apache.sling.auth.core.impl.SlingAuthenticator getAnonymousResolver: Anonymous access not allowed by configuration - requesting credentials&lt;BR /&gt;24.11.2021 13:40:56.007 *WARN* [qtp457817355-613] org.apache.sling.auth.core.AuthUtil isRedirectValid: Redirect target must not be empty or null&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;saml logs&lt;/P&gt;&lt;P&gt;24.11.2021 13:40:56.007 *DEBUG* [qtp457817355-613] com.adobe.granite.auth.saml.SamlAuthenticationHandler Private key of SP not provided: Cannot sign Authn request.&lt;/P&gt;</description>
      <pubDate>Wed, 24 Nov 2021 08:33:18 GMT</pubDate>
      <guid>https://experienceleaguecommunities.adobe.com/t5/adobe-experience-manager/com-adobe-granite-auth-saml-samlauthenticationhandler-saml-error/m-p/432418#M30622</guid>
      <dc:creator>shelly-goel</dc:creator>
      <dc:date>2021-11-24T08:33:18Z</dc:date>
    </item>
    <item>
      <title>Re: com.adobe.granite.auth.saml.SamlAuthenticationHandler SAML error with reason: user_sync_failed detected</title>
      <link>https://experienceleaguecommunities.adobe.com/t5/adobe-experience-manager/com-adobe-granite-auth-saml-samlauthenticationhandler-saml-error/m-p/437229#M31072</link>
      <description>&lt;P&gt;Hi&amp;nbsp;&lt;LI-USER uid="17382485"&gt;&lt;/LI-USER&gt;,&amp;nbsp;any luck with this?&amp;nbsp; I am facing the same issue.&amp;nbsp;&lt;/P&gt;&lt;P&gt;Thanks&lt;/P&gt;</description>
      <pubDate>Fri, 14 Jan 2022 21:15:54 GMT</pubDate>
      <guid>https://experienceleaguecommunities.adobe.com/t5/adobe-experience-manager/com-adobe-granite-auth-saml-samlauthenticationhandler-saml-error/m-p/437229#M31072</guid>
      <dc:creator>jarvis_cl_lukow</dc:creator>
      <dc:date>2022-01-14T21:15:54Z</dc:date>
    </item>
    <item>
      <title>Re: com.adobe.granite.auth.saml.SamlAuthenticationHandler SAML error with reason: user_sync_failed detected</title>
      <link>https://experienceleaguecommunities.adobe.com/t5/adobe-experience-manager/com-adobe-granite-auth-saml-samlauthenticationhandler-saml-error/m-p/437237#M31073</link>
      <description>&lt;P&gt;Yes I was able to solve it with CORS and Referrer filter configurations as below. You also need to enable ssl on aem instance.&lt;/P&gt;&lt;P&gt;&lt;BR /&gt;Apache Sling Referrer Filter:&lt;/P&gt;&lt;P&gt;Enable referrer filter to allow B2C tenant URL&lt;/P&gt;&lt;P&gt;{&lt;BR /&gt;"allow.hosts":[&lt;BR /&gt;"&lt;A href="https://login.microsoftonline.com:443" target="_blank"&gt;https://login.microsoftonline.com:443&lt;/A&gt;"&lt;BR /&gt;]&lt;BR /&gt;}&lt;/P&gt;&lt;P&gt;CORS Policy:&lt;/P&gt;&lt;P&gt;Enable the CORS policy to allow Cross-Origin POST Request from B2C tenants.&lt;/P&gt;&lt;P&gt;{&lt;BR /&gt;"alloworigin":[&lt;BR /&gt;"&lt;A href="https://login.microsoftonline.com" target="_blank"&gt;https://login.microsoftonline.com&lt;/A&gt;"&lt;BR /&gt;]&lt;BR /&gt;}&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;</description>
      <pubDate>Sat, 15 Jan 2022 08:22:29 GMT</pubDate>
      <guid>https://experienceleaguecommunities.adobe.com/t5/adobe-experience-manager/com-adobe-granite-auth-saml-samlauthenticationhandler-saml-error/m-p/437237#M31073</guid>
      <dc:creator>shelly-goel</dc:creator>
      <dc:date>2022-01-15T08:22:29Z</dc:date>
    </item>
    <item>
      <title>Re: com.adobe.granite.auth.saml.SamlAuthenticationHandler SAML error with reason: user_sync_failed detected</title>
      <link>https://experienceleaguecommunities.adobe.com/t5/adobe-experience-manager/com-adobe-granite-auth-saml-samlauthenticationhandler-saml-error/m-p/437306#M31080</link>
      <description>&lt;P&gt;&lt;LI-USER uid="17382485"&gt;&lt;/LI-USER&gt;&amp;nbsp;thanks for the update.&amp;nbsp; After you resolved your issue, are you still seeing the same messages in your log files?&lt;/P&gt;</description>
      <pubDate>Mon, 17 Jan 2022 15:21:23 GMT</pubDate>
      <guid>https://experienceleaguecommunities.adobe.com/t5/adobe-experience-manager/com-adobe-granite-auth-saml-samlauthenticationhandler-saml-error/m-p/437306#M31080</guid>
      <dc:creator>jarvis_cl_lukow</dc:creator>
      <dc:date>2022-01-17T15:21:23Z</dc:date>
    </item>
  </channel>
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