We have upgraded our AEM publisher from 6.1 to 6.3. We can see it is successfully upgraded and all bundles are active but still not able to access crx/de
error is below:
14.03.2019 10:59:55.680 *ERROR* [qtp792333139-60] org.apache.sling.engine.impl.SlingHttpContext handleSecurity: Possible reason is missing Repository service. Check AuthenticationSupport dependencies.
14.03.2019 11:00:55.691 *ERROR* [qtp792333139-63] org.apache.sling.engine.impl.SlingHttpContext handleSecurity: AuthenticationSupport service missing. Cannot authenticate request.