图标加载数据多时报500错误

refresh

没有分组的问题，这边结贴吧。

guobichuan

这是后台的:
2014-2-20 10:52:30 org.apache.catalina.core.StandardWrapperValve invoke
严重: Servlet.service() for servlet reportServerServlet threw exception
java.lang.NoClassDefFoundError
        at javax.imageio.ImageIO.write(ImageIO.java:1439)
        at javax.imageio.ImageIO.write(ImageIO.java:1524)
        at org.jfree.chart.encoders.SunPNGEncoderAdapter.encode(SunPNGEncoderAdapter.java:127)
        at org.jfree.chart.encoders.EncoderUtil.writeBufferedImage(EncoderUtil.java:134)
        at org.jfree.chart.ChartUtilities.writeChartAsPNG(ChartUtilities.java:170)
        at org.jfree.chart.ChartUtilities.saveChartAsPNG(ChartUtilities.java:305)
        at org.jfree.chart.servlet.ServletUtilities.saveChartAsPNG(ServletUtilities.java:187)
        at com.justep.chart.JustepChartHelper.executeChart(Unknown Source)
        at com.justep.report.core.XReportChartHelper.executeChart(Unknown Source)
        at com.justep.report.core.XReportHelper.a(Unknown Source)
        at com.justep.report.core.XReportHelper.executeXReport(Unknown Source)
        at com.justep.report.controller.ReportController.execute(Unknown Source)
        at com.justep.report.controller.GenericControllerChain.execute(Unknown Source)
        at com.justep.report.controller.DataController.execute(Unknown Source)
        at com.justep.report.controller.GenericControllerChain.execute(Unknown Source)
        at com.justep.report.controller.InitController.execute(Unknown Source)
        at com.justep.report.controller.GenericControllerChain.execute(Unknown Source)
        at com.justep.report.Servlet.a(Unknown Source)
        at com.justep.report.Servlet.doPost(Unknown Source)
        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.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)
2014-02-20 10:52:30 报表服务请求失败
javax.servlet.ServletException: javax.servlet.ServletException: 报表服务请求失败
        at com.justep.ui.servlet.MainServlet.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: javax.servlet.ServletException: 报表服务请求失败
        at ReportBrowse.doPost(ReportBrowse.java:21)
        at com.justep.ui.impl.JProcessorImpl.execute(Unknown Source)
        at com.justep.ui.JavaServer.runJava(Unknown Source)
        at com.justep.ui.JavaServer.doJ(Unknown Source)
        at com.justep.ui.JavaServer.service(Native Method)
        ... 14 more
Caused by: javax.servlet.ServletException: 报表服务请求失败
        at com.justep.ui.system.service.report.ReportHelper.call(Unknown Source)
        at com.justep.ui.system.service.report.ReportHelper.service(Unknown Source)
        at ReportBrowse.doPost(ReportBrowse.java:19)
        ... 18 more
Caused by: java.lang.UnsupportedOperationException: 请求报表服务器失败[http://localhost:8080/ReportServer/reportservice?bsessionid=F1FC37B6F7AF75162D40E85CB46FFDD5]:<html><head><title>Apache Tomcat/6.0.29 - Error report</title><style><!--H1 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:22px;} H2 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:16px;} H3 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:14px;} BODY {font-family:Tahoma,Arial,sans-serif;color:black;background-color:white;} B {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;} P {font-family:Tahoma,Arial,sans-serif;background:white;color:black;font-size:12px;}A {color : black;}A.name {color : black;}HR {color : #525D76;}--></style> </head><body><h1>HTTP Status 500 - </h1><HR size="1" noshade="noshade"><p><b>type</b> Exception report</p><p><b>message</b> <u></u></p><p><b>description</b> <u>The server encountered an internal error () that prevented it from fulfilling this request.</u></p><p><b>exception</b> <pre>javax.servlet.ServletException: Servlet execution threw an exception
</pre></p><p><b>root cause</b> <pre>java.lang.NoClassDefFoundError
        javax.imageio.ImageIO.write(ImageIO.java:1439)
        javax.imageio.ImageIO.write(ImageIO.java:1524)
        org.jfree.chart.encoders.SunPNGEncoderAdapter.encode(SunPNGEncoderAdapter.java:127)
        org.jfree.chart.encoders.EncoderUtil.writeBufferedImage(EncoderUtil.java:134)
        org.jfree.chart.ChartUtilities.writeChartAsPNG(ChartUtilities.java:170)
        org.jfree.chart.ChartUtilities.saveChartAsPNG(ChartUtilities.java:305)
        org.jfree.chart.servlet.ServletUtilities.saveChartAsPNG(ServletUtilities.java:187)
        com.justep.chart.JustepChartHelper.executeChart(Unknown Source)
        com.justep.report.core.XReportChartHelper.executeChart(Unknown Source)
        com.justep.report.core.XReportHelper.a(Unknown Source)
        com.justep.report.core.XReportHelper.executeXReport(Unknown Source)
        com.justep.report.controller.ReportController.execute(Unknown Source)
        com.justep.report.controller.GenericControllerChain.execute(Unknown Source)
        com.justep.report.controller.DataController.execute(Unknown Source)
        com.justep.report.controller.GenericControllerChain.execute(Unknown Source)
        com.justep.report.controller.InitController.execute(Unknown Source)
        com.justep.report.controller.GenericControllerChain.execute(Unknown Source)
        com.justep.report.Servlet.a(Unknown Source)
        com.justep.report.Servlet.doPost(Unknown Source)
        javax.servlet.http.HttpServlet.service(HttpServlet.java:637)
        javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
</pre></p><p><b>note</b> <u>The full stack trace of the root cause is available in the Apache Tomcat/6.0.29 logs.</u></p><HR size="1" noshade="noshade"><h3>Apache Tomcat/6.0.29</h3></body></html>
        ... 21 more
2014-2-20 10:52:30 org.apache.catalina.core.StandardWrapperValve invoke
严重: Servlet.service() for servlet main-servlet threw exception
java.lang.UnsupportedOperationException: 请求报表服务器失败[http://localhost:8080/ReportServer/reportservice?bsessionid=F1FC37B6F7AF75162D40E85CB46FFDD5]:<html><head><title>Apache Tomcat/6.0.29 - Error report</title><style><!--H1 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:22px;} H2 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:16px;} H3 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:14px;} BODY {font-family:Tahoma,Arial,sans-serif;color:black;background-color:white;} B {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;} P {font-family:Tahoma,Arial,sans-serif;background:white;color:black;font-size:12px;}A {color : black;}A.name {color : black;}HR {color : #525D76;}--></style> </head><body><h1>HTTP Status 500 - </h1><HR size="1" noshade="noshade"><p><b>type</b> Exception report</p><p><b>message</b> <u></u></p><p><b>description</b> <u>The server encountered an internal error () that prevented it from fulfilling this request.</u></p><p><b>exception</b> <pre>javax.servlet.ServletException: Servlet execution threw an exception
</pre></p><p><b>root cause</b> <pre>java.lang.NoClassDefFoundError
       

guobichuan

javax.imageio.ImageIO.write(ImageIO.java:1439)
        javax.imageio.ImageIO.write(ImageIO.java:1524)
        org.jfree.chart.encoders.SunPNGEncoderAdapter.encode(SunPNGEncoderAdapter.java:127)
        org.jfree.chart.encoders.EncoderUtil.writeBufferedImage(EncoderUtil.java:134)
        org.jfree.chart.ChartUtilities.writeChartAsPNG(ChartUtilities.java:170)
        org.jfree.chart.ChartUtilities.saveChartAsPNG(ChartUtilities.java:305)
        org.jfree.chart.servlet.ServletUtilities.saveChartAsPNG(ServletUtilities.java:187)
        com.justep.chart.JustepChartHelper.executeChart(Unknown Source)
        com.justep.report.core.XReportChartHelper.executeChart(Unknown Source)
        com.justep.report.core.XReportHelper.a(Unknown Source)
        com.justep.report.core.XReportHelper.executeXReport(Unknown Source)
        com.justep.report.controller.ReportController.execute(Unknown Source)
        com.justep.report.controller.GenericControllerChain.execute(Unknown Source)
        com.justep.report.controller.DataController.execute(Unknown Source)
        com.justep.report.controller.GenericControllerChain.execute(Unknown Source)
        com.justep.report.controller.InitController.execute(Unknown Source)
        com.justep.report.controller.GenericControllerChain.execute(Unknown Source)
        com.justep.report.Servlet.a(Unknown Source)
        com.justep.report.Servlet.doPost(Unknown Source)
        javax.servlet.http.HttpServlet.service(HttpServlet.java:637)
        javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
</pre></p><p><b>note</b> <u>The full stack trace of the root cause is available in the Apache Tomcat/6.0.29 logs.</u></p><HR size="1" noshade="noshade"><h3>Apache Tomcat/6.0.29</h3></body></html>
        at com.justep.ui.system.service.report.ReportHelper.call(Unknown Source)
        at com.justep.ui.system.service.report.ReportHelper.service(Unknown Source)
        at ReportBrowse.doPost(ReportBrowse.java:19)
        at com.justep.ui.impl.JProcessorImpl.execute(Unknown Source)
        at com.justep.ui.JavaServer.runJava(Unknown Source)
        at com.justep.ui.JavaServer.doJ(Unknown Source)
        at com.justep.ui.JavaServer.service(Native Method)
        at com.justep.ui.servlet.MainServlet.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)