Hi ,
Trying to upgrade the keycloak from 4.4.0 to 12.0.4 and java 8 to 16.
But getting the below error when we try to access the api from spring boot.
java.lang.NoClassDefFoundError: java/security/acl/Group
at org.keycloak.adapters.tomcat.KeycloakAuthenticatorValve.createPrincipalFactory(KeycloakAuthenticatorValve.java:96) ~[spring-boot-container-bundle-12.0.4.jar:12.0.4]
at org.keycloak.adapters.tomcat.AbstractKeycloakAuthenticatorValve.createSessionTokenStore(AbstractKeycloakAuthenticatorValve.java:262) ~[spring-boot-container-bundle-12.0.4.jar:12.0.4]
at org.keycloak.adapters.tomcat.AbstractKeycloakAuthenticatorValve.getTokenStore(AbstractKeycloakAuthenticatorValve.java:251) ~[spring-boot-container-bundle-12.0.4.jar:12.0.4]
at org.keycloak.adapters.tomcat.KeycloakAuthenticatorValve.getTokenStore(KeycloakAuthenticatorValve.java:106) ~[spring-boot-container-bundle-12.0.4.jar:12.0.4]
at org.keycloak.adapters.tomcat.AbstractKeycloakAuthenticatorValve.checkKeycloakSession(AbstractKeycloakAuthenticatorValve.java:228) ~[spring-boot-container-bundle-12.0.4.jar:12.0.4]
at org.keycloak.adapters.tomcat.AbstractKeycloakAuthenticatorValve.invoke(AbstractKeycloakAuthenticatorValve.java:180) ~[spring-boot-container-bundle-12.0.4.jar:12.0.4]
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143) ~[tomcat-embed-core-9.0.45.jar:9.0.45]
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92) ~[tomcat-embed-core-9.0.45.jar:9.0.45]
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78) ~[tomcat-embed-core-9.0.45.jar:9.0.45]
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:357) ~[tomcat-embed-core-9.0.45.jar:9.0.45]
at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374) ~[tomcat-embed-core-9.0.45.jar:9.0.45]
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65) ~[tomcat-embed-core-9.0.45.jar:9.0.45]
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:893) ~[tomcat-embed-core-9.0.45.jar:9.0.45]
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1707) ~[tomcat-embed-core-9.0.45.jar:9.0.45]
at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) ~[tomcat-embed-core-9.0.45.jar:9.0.45]
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130) ~[na:na]
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:630) ~[na:na]
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) ~[tomcat-embed-core-9.0.45.jar:9.0.45]
at java.base/java.lang.Thread.run(Thread.java:831) ~[na:na]
Caused by: java.lang.ClassNotFoundException: java.security.acl.Group
at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:636) ~[na:na]
at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:182) ~[na:na]
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:519) ~[na:na]
… 19 common frames omitted
Please help