Unable to start AEM after macOS BigSur update, tried installing fresh version of 6.5.0 and seeing this error.
18.11.2020 14:28:55.547 *ERROR* [Apache Sling Repository Startup Thread] com.adobe.granite.repository.impl.SlingRepositoryManager start: Uncaught Throwable trying to access Repository, calling stopRepository() java.lang.NoClassDefFoundError: java/security/acl/Group at java.base/java.lang.ClassLoader.defineClass1(Native Method) at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:1017) at org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.defineClass(BundleWiringImpl.java:2344) at org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.defineClassParallel(BundleWiringImpl.java:2162) at org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.findClass(BundleWiringImpl.java:2096) at org.apache.felix.framework.BundleWiringImpl.findClassOrResourceByDelegation(BundleWiringImpl.java:1565) at org.apache.felix.framework.BundleWiringImpl.access$300(BundleWiringImpl.java:79) at org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.loadClass(BundleWiringImpl.java:1982) at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522) at org.apache.felix.framework.BundleWiringImpl.getClassByDelegation(BundleWiringImpl.java:1375) at org.apache.felix.framework.BundleWiringImpl.searchImports(BundleWiringImpl.java:1618) at org.apache.felix.framework.BundleWiringImpl.findClassOrResourceByDelegation(BundleWiringImpl.java:1548) at org.apache.felix.framework.BundleWiringImpl.access$300(BundleWiringImpl.java:79) at org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.loadClass(BundleWiringImpl.java:1982) at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522) at com.adobe.granite.repository.impl.SlingRepositoryManager.setupPolicy(SlingRepositoryManager.java:644) [com.adobe.granite.repository:1.6.28] at com.adobe.granite.repository.impl.SlingRepositoryManager.setupPermissions(SlingRepositoryManager.java:607) [com.adobe.granite.repository:1.6.28] at com.adobe.granite.repository.impl.SlingRepositoryManager.createRepository(SlingRepositoryManager.java:444) [com.adobe.granite.repository:1.6.28] at com.adobe.granite.repository.impl.SlingRepositoryManager.acquireRepository(SlingRepositoryManager.java:284) [com.adobe.granite.repository:1.6.28] at org.apache.sling.jcr.base.AbstractSlingRepositoryManager.initializeAndRegisterRepositoryService(AbstractSlingRepositoryManager.java:471) [org.apache.sling.jcr.base:3.0.4] at org.apache.sling.jcr.base.AbstractSlingRepositoryManager.access$300(AbstractSlingRepositoryManager.java:85) [org.apache.sling.jcr.base:3.0.4] at org.apache.sling.jcr.base.AbstractSlingRepositoryManager$4.run(AbstractSlingRepositoryManager.java:455) [org.apache.sling.jcr.base:3.0.4] Caused by: java.lang.ClassNotFoundException: java.security.acl.Group at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:435) at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:589) at org.apache.sling.launchpad.base.shared.LauncherClassLoader.loadClass(LauncherClassLoader.java:160) at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522) at org.apache.felix.framework.BundleWiringImpl.findClassOrResourceByDelegation(BundleWiringImpl.java:1475) at org.apache.felix.framework.BundleWiringImpl.access$300(BundleWiringImpl.java:79) at org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.loadClass(BundleWiringImpl.java:1982) at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522)
