Dear all, I'm testing Struts2 with IBM RAD, and deploying my programs on WebSphere. But the server goes down frequently, and I find error log as following. Could someone tell me what to do? Thanks!
[08-3-12 12:28:04:328 CST] 0000004c SystemErr R java.io.NotSerializableException: freemarker.core.Environment [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1085) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1423) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1395) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1338) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1083) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1423) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at java.io.ObjectOutputStream.defaultWriteObject(ObjectOutputStream.java:398) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at java.util.logging.LogRecord.writeObject(LogRecord.java:436) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at sun.reflect.GeneratedMethodAccessor130.invoke(Unknown Source) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:62) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at java.lang.reflect.Method.invoke(Method.java:391) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java:967) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1387) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1338) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1083) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1423) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1395) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1338) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1083) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1423) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1395) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1338) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1083) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:309) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at com.ibm.ws.console.events.EventRingBuffer.writeEvent(EventRingBuffer.java:64) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at com.ibm.ws.console.events.EventManagerBean.storeEvent(EventManagerBean.java:62) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at com.ibm.ws.console.core.event.impl.WSAdminListenerImpl.put(WSAdminListenerImpl.java:49) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at com.ibm.ws.console.core.event.impl.WSAdminListenerImpl.handleNotification(WSAdminListenerImpl.java:35) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at com.ibm.ws.management.event.ListenerInfo$1.run(ListenerInfo.java:125) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at com.ibm.ws.security.auth.distContextManagerImpl.runAs(distContextManagerImpl.java:2504) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at com.ibm.ws.security.auth.distContextManagerImpl.runAsSpecified(distContextManagerImpl.java:2398) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at com.ibm.ws.management.event.ListenerInfo.handleNotification(ListenerInfo.java:143) [08-3-12 12:28:04:328 CST] 0000004c SystemErr R at com.ibm.ws.management.event.NotificationDispatcher$DispatchANotificationToAListener.run(NotificationDispatcher.java:346) [08-3-12 12:28:04:343 CST] 0000004c SystemErr R at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1332) Regards, Eric Liu