错误具体描述：
执行ProcessUtils.advanceProcess(task, control);这个报空指针错误，是什么原因？两个参数的值为task=DF85431B567B464FAAAED28A9C4533BE control=null
具体报错如下：
2016-04-27 09:25:14 action:<?xml version="1.0" encoding="UTF-8"?>
<action direct-execute="false" process="/flowCommon/flowCommonManager/process/flowCommonManager/flowCommonManagerProcess" activity="BL_DJGLC_SponsorsDraft" action-flag="__action_0__" executor="/7158972B047B4F4FAFF8425380F1B964.ogn/D65384F58B0A421789499E11701E69E7.dpt/75E0ECAE8DBB481B849CD57378E89DBB@D65384F58B0A421789499E11701E69E7.psm" execute-context="" name="advanceTaskAction"><parameters xmlns:xbiz="http://www.justep.com/xbiz#"><parameter name="task"><xbiz:simple type="http://www.w3.org/2001/XMLSchema#String"><![CDATA[DF85431B567B464FAAAED28A9C4533BE]]></xbiz:simple></parameter><parameter name="source"><xbiz:simple type="http://www.w3.org/2001/XMLSchema#String"><![CDATA[null]]></xbiz:simple></parameter></parameters></action>
java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:592)
at com.justep.system.action.Engine.invokeActions(Native Method)
at com.justep.system.action.Engine.invokeActions(Unknown Source)
at com.justep.business.server.BusinessServer.doAction(Unknown Source)
at com.justep.business.server.BusinessServer.doExcute(Unknown Source)
at com.justep.business.server.BusinessServer.excute(Unknown Source)
at com.justep.business.server.BusinessServerServlet.execService(Unknown Source)
at com.justep.business.server.BusinessServerServlet.service(Unknown Source)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at com.justep.x.bs.BusinessServerServlet.service(Unknown Source)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:857)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)
at java.lang.Thread.run(Thread.java:595)
Caused by: java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:592)
at com.justep.system.action.Engine.invokeAction(Native Method)
at com.justep.system.action.Engine.invokeAction(Unknown Source)
at com.justep.model.impl.UtilImplementInstance.invokeAction(Unknown Source)
at com.justep.model.impl.UtilImplementInstance.invokeAction(Unknown Source)
at com.justep.system.action.ActionUtils.invokeAction(Unknown Source)
at com.justep.system.process.ProcessUtils.advanceProcess(Unknown Source)
at TaskExt.advanceTask(TaskExt.java:2472)
... 26 more
Caused by: java.lang.NullPointerException
at com.justep.system.process.ProcessEngine.a(Unknown Source)
at com.justep.system.process.ProcessEngine.commit(Unknown Source)
at ProcessProcedure.advanceProcess(ProcessProcedure.java:280)
... 37 more
IP卡
狗仔卡
发表于 2016-4-27 09:37:19
提升卡
置顶卡
沉默卡
喧嚣卡
变色卡
显身卡
发表于 2016-4-27 13:16:15
