[infinispan-issues] [JBoss JIRA] Commented: (ISPN-779) GlobalComponentRegistry shutdown hook causing issues when servers stopped

GlobalComponentRegistry shutdown hook causing issues when servers stopped ------------------------------------------------------------------------- Key: ISPN-779 URL: https://issues.jboss.org/browse/ISPN-779 Project: Infinispan Issue Type: Bug Components: Cache Server Reporter: Galder Zamarreño Assignee: Galder Zamarreño Fix For: 5.0.0.ALPHA1 I'm seeing a NPE when Memcached server shutdowns: Exception in thread "Thread-2" java.lang.RuntimeException: Exception encountered in shutting down the server at org.infinispan.server.core.ShutdownHook.run(Main.scala:239) Caused by: java.util.concurrent.ExecutionException: org.infinispan.CacheException: Unable to invoke method private void org.infinispan.transaction.xa.TransactionTable.stop() on object at java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:222) at java.util.concurrent.FutureTask.get(FutureTask.java:83) at org.infinispan.server.core.ShutdownHook.run(Main.scala:235) Caused by: org.infinispan.CacheException: Unable to invoke method private void org.infinispan.transaction.xa.TransactionTable.stop() on object at org.infinispan.util.ReflectionUtil.invokeAccessibly(ReflectionUtil.java:173) at org.infinispan.factories.AbstractComponentRegistry$PrioritizedMethod.invoke(AbstractComponentRegistry.java:861) at org.infinispan.factories.AbstractComponentRegistry.internalStop(AbstractComponentRegistry.java:709) at org.infinispan.factories.AbstractComponentRegistry.stop(AbstractComponentRegistry.java:603) at org.infinispan.factories.ComponentRegistry.stop(ComponentRegistry.java:166) at org.infinispan.CacheDelegate.stop(CacheDelegate.java:325) at org.infinispan.manager.DefaultCacheManager.stop(DefaultCacheManager.java:521) at org.infinispan.server.core.ShutdownHook$$anon$5.call(Main.scala:230) at org.infinispan.server.core.ShutdownHook$$anon$5.call(Main.scala:226) at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303) at java.util.concurrent.FutureTask.run(FutureTask.java:138) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) at java.lang.Thread.run(Thread.java:680) Caused by: java.lang.reflect.InvocationTargetException at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.infinispan.util.ReflectionUtil.invokeAccessibly(ReflectionUtil.java:170) ... 13 more Caused by: java.lang.NullPointerException at org.infinispan.manager.DefaultCacheManager.removeListener(DefaultCacheManager.java:541) at org.infinispan.transaction.xa.TransactionTable.stop(TransactionTable.java:87) ... 18 more The origin seems to be in ISPN-771 Maybe since transaction table now removes the listener, it needs to stop *before* the cache manager notifier does?