Upgrading from 41 to 42, works but logs error

Hi.

I’ve just upgraded from v0.41 to v0.42. Now the rancher/server logs this repeatedly:

2015-10-21 10:21:40,108 ERROR [5946c1f1-678c-4571-b93a-c462b1d7aac4:137237] [instance:9888->agent:9936] [instance.start->(InstanceStart)->volume.activate] [] [cutorService-18] [c.p.e.p.i.DefaultProcessInstanceImpl] Unknown exception io.cattle.platform.eventing.exception.EventExecutionException: 813a8d0c-e784-4858-a40e-f36bf2ae1b77 : Operation failed
	at io.cattle.platform.eventing.exception.EventExecutionException.fromEvent(EventExecutionException.java:53) ~[cattle-framework-eventing-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.agent.impl.RemoteAgentImpl.callSync(RemoteAgentImpl.java:72) ~[cattle-iaas-agent-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.agent.impl.RemoteAgentImpl.callSync(RemoteAgentImpl.java:158) ~[cattle-iaas-agent-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.process.common.handler.AgentBasedProcessHandler.handleEvent(AgentBasedProcessHandler.java:156) ~[cattle-iaas-logic-common-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.process.common.handler.AgentBasedProcessHandler.handle(AgentBasedProcessHandler.java:101) ~[cattle-iaas-logic-common-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl.runHandler(DefaultProcessInstanceImpl.java:456) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl$4.execute(DefaultProcessInstanceImpl.java:396) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl$4.execute(DefaultProcessInstanceImpl.java:390) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.idempotent.Idempotent.execute(Idempotent.java:42) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl.runHandlers(DefaultProcessInstanceImpl.java:390) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl.runLogic(DefaultProcessInstanceImpl.java:520) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl.runWithProcessLock(DefaultProcessInstanceImpl.java:323) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl$2.doWithLockNoResult(DefaultProcessInstanceImpl.java:259) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.LockCallbackNoReturn.doWithLock(LockCallbackNoReturn.java:7) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.LockCallbackNoReturn.doWithLock(LockCallbackNoReturn.java:3) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.AbstractLockManagerImpl$3.doWithLock(AbstractLockManagerImpl.java:40) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.LockManagerImpl.doLock(LockManagerImpl.java:33) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.AbstractLockManagerImpl.lock(AbstractLockManagerImpl.java:13) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.AbstractLockManagerImpl.lock(AbstractLockManagerImpl.java:37) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl.acquireLockAndRun(DefaultProcessInstanceImpl.java:256) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl.runDelegateLoop(DefaultProcessInstanceImpl.java:188) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl.executeWithProcessInstanceLock(DefaultProcessInstanceImpl.java:161) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl$1.doWithLock(DefaultProcessInstanceImpl.java:110) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl$1.doWithLock(DefaultProcessInstanceImpl.java:107) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.AbstractLockManagerImpl$3.doWithLock(AbstractLockManagerImpl.java:40) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.LockManagerImpl.doLock(LockManagerImpl.java:33) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.AbstractLockManagerImpl.lock(AbstractLockManagerImpl.java:13) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.AbstractLockManagerImpl.lock(AbstractLockManagerImpl.java:37) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl.execute(DefaultProcessInstanceImpl.java:107) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.object.process.impl.DefaultObjectProcessManager.executeStandardProcess(DefaultObjectProcessManager.java:29) [cattle-framework-object-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.process.common.handler.AbstractObjectProcessLogic.activate(AbstractObjectProcessLogic.java:31) [cattle-iaas-logic-common-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.process.volume.VolumeActivate.activateImageInPool(VolumeActivate.java:69) ~[cattle-iaas-logic-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.process.volume.VolumeActivate.activatePool(VolumeActivate.java:47) ~[cattle-iaas-logic-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.process.volume.VolumeActivate.handle(VolumeActivate.java:37) ~[cattle-iaas-logic-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl.runHandler(DefaultProcessInstanceImpl.java:456) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl$4.execute(DefaultProcessInstanceImpl.java:396) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl$4.execute(DefaultProcessInstanceImpl.java:390) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.idempotent.Idempotent.execute(Idempotent.java:42) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl.runHandlers(DefaultProcessInstanceImpl.java:390) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl.runLogic(DefaultProcessInstanceImpl.java:520) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl.runWithProcessLock(DefaultProcessInstanceImpl.java:323) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl$2.doWithLockNoResult(DefaultProcessInstanceImpl.java:259) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.LockCallbackNoReturn.doWithLock(LockCallbackNoReturn.java:7) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.LockCallbackNoReturn.doWithLock(LockCallbackNoReturn.java:3) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.AbstractLockManagerImpl$3.doWithLock(AbstractLockManagerImpl.java:40) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.LockManagerImpl.doLock(LockManagerImpl.java:33) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.AbstractLockManagerImpl.lock(AbstractLockManagerImpl.java:13) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.AbstractLockManagerImpl.lock(AbstractLockManagerImpl.java:37) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl.acquireLockAndRun(DefaultProcessInstanceImpl.java:256) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl.runDelegateLoop(DefaultProcessInstanceImpl.java:188) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl.executeWithProcessInstanceLock(DefaultProcessInstanceImpl.java:161) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl$1.doWithLock(DefaultProcessInstanceImpl.java:110) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl$1.doWithLock(DefaultProcessInstanceImpl.java:107) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.AbstractLockManagerImpl$3.doWithLock(AbstractLockManagerImpl.java:40) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.LockManagerImpl.doLock(LockManagerImpl.java:33) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.AbstractLockManagerImpl.lock(AbstractLockManagerImpl.java:13) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.AbstractLockManagerImpl.lock(AbstractLockManagerImpl.java:37) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl.execute(DefaultProcessInstanceImpl.java:107) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.object.process.impl.DefaultObjectProcessManager.executeStandardProcess(DefaultObjectProcessManager.java:29) [cattle-framework-object-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.process.common.handler.AbstractObjectProcessLogic.activate(AbstractObjectProcessLogic.java:31) [cattle-iaas-logic-common-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.process.instance.InstanceStart.storage(InstanceStart.java:177) [cattle-iaas-logic-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.process.instance.InstanceStart.handle(InstanceStart.java:66) [cattle-iaas-logic-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl.runHandler(DefaultProcessInstanceImpl.java:456) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl$4.execute(DefaultProcessInstanceImpl.java:396) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl$4.execute(DefaultProcessInstanceImpl.java:390) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.idempotent.Idempotent.execute(Idempotent.java:42) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl.runHandlers(DefaultProcessInstanceImpl.java:390) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl.runLogic(DefaultProcessInstanceImpl.java:520) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl.runWithProcessLock(DefaultProcessInstanceImpl.java:323) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl$2.doWithLockNoResult(DefaultProcessInstanceImpl.java:259) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.LockCallbackNoReturn.doWithLock(LockCallbackNoReturn.java:7) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.LockCallbackNoReturn.doWithLock(LockCallbackNoReturn.java:3) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.AbstractLockManagerImpl$3.doWithLock(AbstractLockManagerImpl.java:40) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.LockManagerImpl.doLock(LockManagerImpl.java:33) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.AbstractLockManagerImpl.lock(AbstractLockManagerImpl.java:13) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.AbstractLockManagerImpl.lock(AbstractLockManagerImpl.java:37) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl.acquireLockAndRun(DefaultProcessInstanceImpl.java:256) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl.runDelegateLoop(DefaultProcessInstanceImpl.java:188) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl.executeWithProcessInstanceLock(DefaultProcessInstanceImpl.java:161) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl$1.doWithLock(DefaultProcessInstanceImpl.java:110) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl$1.doWithLock(DefaultProcessInstanceImpl.java:107) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.AbstractLockManagerImpl$3.doWithLock(AbstractLockManagerImpl.java:40) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.LockManagerImpl.doLock(LockManagerImpl.java:33) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.AbstractLockManagerImpl.lock(AbstractLockManagerImpl.java:13) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.AbstractLockManagerImpl.lock(AbstractLockManagerImpl.java:37) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.process.impl.DefaultProcessInstanceImpl.execute(DefaultProcessInstanceImpl.java:107) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.engine.eventing.impl.ProcessEventListenerImpl.processExecute(ProcessEventListenerImpl.java:66) [cattle-framework-engine-0.5.0-SNAPSHOT.jar:na]
	at sun.reflect.GeneratedMethodAccessor514.invoke(Unknown Source) ~[na:na]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.7.0_79]
	at java.lang.reflect.Method.invoke(Method.java:606) ~[na:1.7.0_79]
	at io.cattle.platform.eventing.annotation.MethodInvokingListener$1.doWithLockNoResult(MethodInvokingListener.java:76) [cattle-framework-eventing-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.LockCallbackNoReturn.doWithLock(LockCallbackNoReturn.java:7) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.LockCallbackNoReturn.doWithLock(LockCallbackNoReturn.java:3) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.AbstractLockManagerImpl$3.doWithLock(AbstractLockManagerImpl.java:40) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.LockManagerImpl.doLock(LockManagerImpl.java:33) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.AbstractLockManagerImpl.lock(AbstractLockManagerImpl.java:13) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.lock.impl.AbstractLockManagerImpl.lock(AbstractLockManagerImpl.java:37) [cattle-framework-lock-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.eventing.annotation.MethodInvokingListener.onEvent(MethodInvokingListener.java:72) [cattle-framework-eventing-0.5.0-SNAPSHOT.jar:na]
	at io.cattle.platform.eventing.impl.AbstractThreadPoolingEventService$2.doRun(AbstractThreadPoolingEventService.java:135) [cattle-framework-eventing-0.5.0-SNAPSHOT.jar:na]
	at org.apache.cloudstack.managed.context.NoExceptionRunnable.runInContext(NoExceptionRunnable.java:13) [cattle-framework-managed-context-0.5.0-SNAPSHOT.jar:na]
	at org.apache.cloudstack.managed.context.ManagedContextRunnable$1.run(ManagedContextRunnable.java:49) [cattle-framework-managed-context-0.5.0-SNAPSHOT.jar:na]
	at org.apache.cloudstack.managed.context.impl.DefaultManagedContext$1.call(DefaultManagedContext.java:55) [cattle-framework-managed-context-0.5.0-SNAPSHOT.jar:na]
	at org.apache.cloudstack.managed.context.impl.DefaultManagedContext.callWithContext(DefaultManagedContext.java:108) [cattle-framework-managed-context-0.5.0-SNAPSHOT.jar:na]
	at org.apache.cloudstack.managed.context.impl.DefaultManagedContext.runWithContext(DefaultManagedContext.java:52) [cattle-framework-managed-context-0.5.0-SNAPSHOT.jar:na]
	at org.apache.cloudstack.managed.context.ManagedContextRunnable.run(ManagedContextRunnable.java:46) [cattle-framework-managed-context-0.5.0-SNAPSHOT.jar:na]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) [na:1.7.0_79]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) [na:1.7.0_79]
	at java.lang.Thread.run(Thread.java:745) [na:1.7.0_79]

Except for that, it seems to work… Where should I look?