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NullPointerException at org.jboss.cache.invocation.NodeInvocationDelegate.isValid(NodeInvocationDelegate.java:480)
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created by <a href="https://community.jboss.org/people/lukaszk">Lukasz Kaleta</a> in <i>JBoss Cache</i> - <a href="https://community.jboss.org/message/763630#763630">View the full discussion</a>
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<div class="jive-rendered-content"><p>Hi, we are getting such exception on production server:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><pre class="jive-pre"><code class="jive-code">java.lang.NullPointerException
        at org.jboss.cache.invocation.NodeInvocationDelegate.isValid(NodeInvocationDelegate.java:480)
        at org.hibernate.cache.jbc.BasicRegionAdapter.ensureRegionRootExists(BasicRegionAdapter.java:271)
        at org.hibernate.cache.jbc.access.TransactionalAccessDelegate.get(TransactionalAccessDelegate.java:70)
        at org.hibernate.cache.jbc.entity.TransactionalAccess.get(TransactionalAccess.java:63)
        at org.hibernate.event.def.DefaultLoadEventListener.loadFromSecondLevelCache(DefaultLoadEventListener.java:587)
        at org.hibernate.event.def.DefaultLoadEventListener.doLoad(DefaultLoadEventListener.java:459)
        at org.hibernate.event.def.DefaultLoadEventListener.load(DefaultLoadEventListener.java:227)
        at org.hibernate.event.def.DefaultLoadEventListener.onLoad(DefaultLoadEventListener.java:147)
        at org.hibernate.impl.SessionImpl.fireLoad(SessionImpl.java:1090)
        at org.hibernate.impl.SessionImpl.immediateLoad(SessionImpl.java:1026)
        at org.hibernate.proxy.AbstractLazyInitializer.initialize(AbstractLazyInitializer.java:176)
        at org.hibernate.proxy.AbstractLazyInitializer.getImplementation(AbstractLazyInitializer.java:215)
        at org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.invoke(JavassistLazyInitializer.java:190)
        at org.jbpm.graph.def.Action_$$_javassist_264.getEvent(Action_$$_javassist_264.java)
        at org.jbpm.graph.exe.ExecutionContext.setAction(ExecutionContext.java:85)
        at org.jbpm.graph.def.GraphElement.executeAction(GraphElement.java:271)
        at sun.reflect.GeneratedMethodAccessor1306.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.invoke(JavassistLazyInitializer.java:197)
        at org.jbpm.graph.node.State_$$_javassist_147.executeAction(State_$$_javassist_147.java)
        at org.jbpm.job.Timer.execute(Timer.java:59)
        at sun.reflect.GeneratedMethodAccessor1305.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.invoke(JavassistLazyInitializer.java:197)
        at org.jbpm.job.Job_$$_javassist_235.execute(Job_$$_javassist_235.java)
</code></pre><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>maybe somene have a hint how to solve this ?</p></div>
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