java.lang.UnsupportedClassVersionError: Bad version number in .class file
java.lang.ClassLoader.defineClass1(Native Method)
java.lang.ClassLoader.defineClass(ClassLoader.java:675)
java.lang.ClassLoader.defineClass(ClassLoader.java:520)
org.jbpm.instantiation.ProcessClassLoader.findClass(ProcessClassLoader.java:111)
java.lang.ClassLoader.loadClass(ClassLoader.java:316)
java.lang.ClassLoader.loadClass(ClassLoader.java:251)
org.jbpm.instantiation.Delegation.instantiate(Delegation.java:145)
org.jbpm.instantiation.Delegation.getInstance(Delegation.java:126)
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
java.lang.reflect.Method.invoke(Method.java:585)
org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.invoke(JavassistLazyInitializer.java:173)
org.jbpm.instantiation.Delegation_$$javassist_4.getInstance(Delegation$$_javassist_4.java)
org.jbpm.graph.def.Action.execute(Action.java:128)
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
java.lang.reflect.Method.invoke(Method.java:585)
org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.invoke(JavassistLazyInitializer.java:173)
org.jbpm.graph.def.Action_$$javassist_63.execute(Action$$_javassist_63.java)
org.jbpm.graph.def.GraphElement.executeAction(GraphElement.java:256)
org.jbpm.graph.def.Node.execute(Node.java:334)
org.jbpm.graph.def.Node.enter(Node.java:314)
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
java.lang.reflect.Method.invoke(Method.java:585)
org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.invoke(JavassistLazyInitializer.java:173)
org.jbpm.graph.def.Node_$$javassist_49.enter(Node$$_javassist_49.java)
org.jbpm.graph.def.Transition.take(Transition.java:151)
org.jbpm.graph.def.Node.leave(Node.java:389)
org.jbpm.graph.def.Node.leave(Node.java:364)
org.jbpm.graph.node.Fork.execute(Fork.java:140)
org.jbpm.graph.def.Node.enter(Node.java:314)
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
java.lang.reflect.Method.invoke(Method.java:585)
org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.invoke(JavassistLazyInitializer.java:173)
org.jbpm.graph.def.Node_$$javassist_49.enter(Node$$_javassist_49.java)
org.jbpm.graph.def.Transition.take(Transition.java:151)
org.jbpm.graph.def.Node.leave(Node.java:389)
org.jbpm.graph.node.TaskNode.leave(TaskNode.java:207)
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
java.lang.reflect.Method.invoke(Method.java:585)
org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.invoke(JavassistLazyInitializer.java:173)
org.jbpm.graph.node.TaskNode_$$javassist_15.leave(TaskNode$$_javassist_15.java)
org.jbpm.graph.exe.Token.signal(Token.java:192)
org.jbpm.graph.exe.Token.signal(Token.java:163)
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
java.lang.reflect.Method.invoke(Method.java:585)
org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.invoke(JavassistLazyInitializer.java:173)
org.jbpm.graph.exe.Token_$$javassist_64.signal(Token$$_javassist_64.java)
org.jbpm.taskmgmt.exe.TaskInstance.end(TaskInstance.java:474)
org.jbpm.taskmgmt.exe.TaskInstance.end(TaskInstance.java:413)
org.jbpm.jsf.core.action.CompleteTaskActionListener.handleAction(CompleteTaskActionListener.java:52)
org.jbpm.jsf.core.impl.JbpmActionListenerWrapper.processAction(JbpmActionListenerWrapper.java:82)
javax.faces.event.ActionEvent.processListener(ActionEvent.java:77)
javax.faces.component.UIComponentBase.broadcast(UIComponentBase.java:746)
javax.faces.component.UICommand.broadcast(UICommand.java:368)
org.jbpm.jsf.taskform.ui.UITaskFormButtonBase.broadcast(UITaskFormButtonBase.java:56)
javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java:447)
javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:752)
com.sun.faces.lifecycle.InvokeApplicationPhase.execute(InvokeApplicationPhase.java:97)
com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:251)
com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:117)
javax.faces.webapp.FacesServlet.service(FacesServlet.java:244)
org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)