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<DIV><FONT face=Verdana color=#0000ff size=2>Hi.</FONT></DIV>
<DIV><FONT color=#0000ff> I use human task in JPA,when i call
MinaTaskClient.complete throw below error:</FONT></DIV>
<DIV><FONT face=Verdana color=#0000ff
size=2>java.lang.NullPointerException<BR> at
org.drools.persistence.processinstance.JPAWorkItemManager.completeWorkItem(JPAWorkItemManager.java:83)<BR> at
org.drools.process.workitem.wsht.WSHumanTaskHandler$GetCompletedTaskResponseHandler.execute(WSHumanTaskHandler.java:282)<BR> at
org.drools.task.service.TaskClientHandler.messageReceived(TaskClientHandler.java:67)<BR> at
org.apache.mina.core.filterchain.DefaultIoFilterChain$TailFilter.messageReceived(DefaultIoFilterChain.java:752)<BR> at
org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:414)2009-9-2
13:50:26 org.apache.mina.filter.logging.LogLevel$4 log</FONT></DIV>
<DIV><FONT face=Verdana color=#0000ff size=2> at
org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1200(DefaultIoFilterChain.java:49)<BR> at
org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:832)<BR> at
org.apache.mina.filter.codec.ProtocolCodecFilter$ProtocolDecoderOutputImpl.flush(ProtocolCodecFilter.java:379)<BR> at
org.apache.mina.filter.codec.ProtocolCodecFilter.messageReceived(ProtocolCodecFilter.java:173)<BR> at
org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:414)<BR> at
org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1200(DefaultIoFilterChain.java:49)<BR> at
org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:832)<BR> at
org.apache.mina.core.filterchain.DefaultIoFilterChain$HeadFilter.messageReceived(DefaultIoFilterChain.java:616)<BR> at
org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:414)<BR> at
org.apache.mina.core.filterchain.DefaultIoFilterChain.fireMessageReceived(DefaultIoFilterChain.java:408)<BR> at
org.apache.mina.core.polling.AbstractPollingIoProcessor.read(AbstractPollingIoProcessor.java:578)<BR> at
org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:540)<BR> at
org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:532)<BR> at
org.apache.mina.core.polling.AbstractPollingIoProcessor.access$400(AbstractPollingIoProcessor.java:58)<BR> at
org.apache.mina.core.polling.AbstractPollingIoProcessor$Worker.run(AbstractPollingIoProcessor.java:857)<BR> at
org.apache.mina.util.NamePreservingRunnable.run(NamePreservingRunnable.java:51)<BR> at
java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown
Source)<BR> at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown
Source)<BR> at java.lang.Thread.run(Unknown
Source)</FONT></DIV></BODY></HTML>