java.lang.reflect.InvocationTargetException这个错是什么意思？

Question

这个错误是什么意思，网上找了好久没找到原因，请大家帮忙看一下，谢谢
15:30:25,352 ERROR BaseAction:74 -
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:597)
        at com.haoyishi.framework.control.BaseAction.execute(BaseAction.java:65)
        at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:419)
        at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:224)
        at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1194)
        at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:432)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:637)
        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.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:96)
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:1
98)
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at com.haoyishi.or.client.RightCheckFilter.doFilter(RightCheckFilter.java:224)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at com.haoyishi.or.servlet.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:161)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        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:291)
        at org.apache.coyote.http11.Http11AprProcessor.process(Http11AprProcessor.java:877)
        at org.apache.coyote.http11.Http11AprProtocol$Http11ConnectionHandler.process(Http11AprProtocol.java:594)
        at org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1675)
        at java.lang.Thread.run(Thread.java:662)
Caused by: java.lang.OutOfMemoryError: Java heap space
15:30:25,352 ERROR BaseAction:88 - Java heap space
java.lang.OutOfMemoryError: Java heap space
java.lang.OutOfMemoryError: Java heap space

Answer 1

没人回答吗？
Exception in thread "Timer-1" java.lang.OutOfMemoryError: Java heap space
at java.util.ArrayList.<init>(ArrayList.java:112)
Exception in thread "ContainerBackgroundProcessor[StandardEngine[Catalina]]"  at java.util.ArrayList.<init>(ArrayList.java:119)
at org.apache.axis2.deployment.repository.util.WSInfoList.checkForUndeployedServices(WSInfoList.java:100)
at org.apache.axis2.deployment.repository.util.WSInfoList.update(WSInfoList.java:142)
at org.apache.axis2.deployment.RepositoryListener.update(RepositoryListener.java:330)
at org.apache.axis2.deployment.RepositoryListener.checkServices(RepositoryListener.java:227)
at org.apache.axis2.deployment.RepositoryListener.startListener(RepositoryListener.java:324)
at org.apache.axis2.deployment.scheduler.SchedulerTask.checkRepository(SchedulerTask.java:64)
at org.apache.axis2.deployment.scheduler.SchedulerTask.run(SchedulerTask.java:71)
at org.apache.axis2.deployment.scheduler.Scheduler$SchedulerTimerTask.run(Scheduler.java:83)
at java.util.TimerThread.mainLoop(Timer.java:512)
at java.util.TimerThread.run(Timer.java:462)
java.lang.OutOfMemoryError: Java heap space
自己顶一下，高手呢？

Answer 2

Caused by: java.lang.OutOfMemoryError: Java heap space
15:30:25,352 ERROR BaseAction:88 - Java heap space
java.lang.OutOfMemoryError: Java heap space
java.lang.OutOfMemoryError: Java heap space
常识一下增大JVM的两个参数

Answer 3

在Eclipse  的Windows =>Preferences==>Server==>Tomcat=>Tomcat N.x==>JDK==>JVM arguments增加如下两个参数-Xms1000m -Xmx1000m保存,重启运行

Answer 4

-Xms512m -Xmx512m看自己的机器情况酌情增加.