请求cognos高手帮帮忙啊！

我用的是cognos8
  要在IBM portal里面展示cognos8的报表！每次进入portal页面报表都刷不出来，都要报错如下图所示：
  

详情：

com.cognos.validator.common.VerifyExceptionImpl: type verify failed parameter value verify failed parameter value: javasc#ipt:window.close()
document verify failed parameter name: errURL parameter name type: name name: errURL verifier reference rule definition id: urn:cognos:viewer:URLerr rule operator: and type string min length: 0 max length: 16777216 at
com.cognos.validator.common.ExceptionHelper.throwVerify(ExceptionHelper.java:73) at
com.cognos.validator.document.DocumentObject.verify(DocumentObject.java:761) at
com.cognos.validator.document.DocumentImpl.verify(DocumentImpl.java:364) at
com.cognos.validator.common.VerifySessionImpl.verify(VerifySessionImpl.java:69) at
com.cognos.viewer.utility.URLValidator.validate(Unknown Source) at
com.cognos.viewer.model.CognosViewerDispatcherHandlerState.validateParameters(Unknown Source) at
com.cognos.viewer.model.CognosViewerDispatcherHandlerState.(Unknown Source) at
com.cognos.viewer.controller.CognosViewerDispatcherHandler.invokeImpl(Unknown Source) at
com.cognos.pogo.pdk.BasicHandler.invoke(BasicHandler.java:263) at
com.cognos.pogo.handlers.logic.ChainHandler.invokeImpl(ChainHandler.java:79) at
com.cognos.pogo.pdk.BasicHandler.invoke(BasicHandler.java:263) at
com.cognos.p2plb.clerver.LoadBalanceHandler.rawForwardToSelf(LoadBalanceHandler.java:673) at
com.cognos.p2plb.clerver.LoadBalanceHandler.forwardToSelf(LoadBalanceHandler.java:639) at
com.cognos.p2plb.clerver.LoadBalanceHandler.invokeImpl(LoadBalanceHandler.java:388) at
com.cognos.pogo.pdk.BasicHandler.invoke(BasicHandler.java:263) at
com.cognos.pogo.handlers.logic.ChainHandler.invokeImpl(ChainHandler.java:79) at
com.cognos.pogo.pdk.BasicHandler.invoke(BasicHandler.java:263) at
com.cognos.pogo.handlers.engine.ServiceLookupHandler.invokeImpl(ServiceLookupHandler.java:126) at
com.cognos.pogo.pdk.BasicHandler.invoke(BasicHandler.java:263) at
com.cognos.pogo.handlers.logic.ChainHandler.invokeImpl(ChainHandler.java:79) at
com.cognos.pogo.pdk.BasicHandler.invoke(BasicHandler.java:263) at
com.cognos.pogo.handlers.performance.PerformanceIndicationHandler.invokeImpl(PerformanceIndicationHandler.java:149) at
com.cognos.pogo.pdk.BasicHandler.invoke(BasicHandler.java:263) at
com.cognos.pogo.impl.PogoEngineImpl.service(PogoEngineImpl.java:146) at
com.cognos.pogo.transport.PogoServlet.processRequest(PogoServlet.java:264) at
com.cognos.pogo.transport.PogoServlet.doPost(PogoServlet.java:595) at javax.servlet.http.HttpServlet.service(HttpServlet.java:760) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at
com.cognos.pogo.isolation.ServletWrapper.service(ServletWrapper.java:324) at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:247) at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:193) at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:256) at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643) at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480) at
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643) at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480) at
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at
org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2416) at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:180) at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643) at
org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:171) at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641) at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:172) at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641) at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480) at
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:174) at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643) at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480) at
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at
org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:223) at
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:601) at
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:392) at
org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:579) at
org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:619) at
java.lang.Thread.run(Thread.java:810)



  只要多刷新几次页面，报表就出来了！
  想请教一下高手这是什么问题啊？有什么可以解决的办法没有啊？