Middleware is weblogic and use are no problem before, 7.20 at the time of query system do, system will prompt the error, restart the application side with the database but still can't solve the problem, is there a big help to have a look at what is probably the most problems,
Org. Springframework. Remoting. RemoteAccessException: always access a Hessian service at [http://192.168.1.13:41319/systemframe/remote/reportCommonLogicHttpInvoker]; nested exception is com.caucho.hessian.io.HessianProtocolException: com.caucho.hessian.io.HessianProtocolException: at com.caucho.hessian.client.HessianProxy.invoke(HessianProxy.java) at $Proxy20.getDataAuthoritySQL(Unknown Source) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.remoting.caucho.HessianClientInterceptor.invoke(HessianClientInterceptor.java:115) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:170) at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:176) at $Proxy21.getDataAuthoritySQL(Unknown Source) at com.foundercy.pf.reportcy.common.op.ClientReportCommonImpl.getDataAuthoritySQL(ClientReportCommonImpl.java:228) at com.foundercy.pf.reportcy.data.FZClientTableData.updateColumn(FZClientTableData.java:570) at com.foundercy.pf.reportcy.data.FZClientTableData.getColumnCount(FZClientTableData.java:451) at com.fr.report.core.GroupReportHelper.getColumnNames(GroupReportHelper.java:289) at com.fr.report.core.GroupIterator. (GroupIterator.java:537) at com.fr.report.GroupReport.generateReportPageIterator(GroupReport.java:3603) at com.foundercy.pf.reportcy.report.utils.ReportPageUtil.createFirstEmptyDetailReport(ReportPageUtil.java:686) at com.foundercy.pf.reportcy.report.op.GroupReport_6_ReportCore.getDefaultResult(GroupReport_6_ReportCore.java:1260) at com.foundercy.pf.reportcy.report.op.GroupReport_6_ReportCore.groupReportFirstOP(GroupReport_6_ReportCore.java:1228) at com.foundercy.pf.reportcy.report.op.GroupReport_6_ReportCore.reportPreviewOperator(GroupReport_6_ReportCore.java:1140) at com.foundercy.pf.reportcy.report.op.GroupReport_6_