getting internal error while running RTC 4.0.1 reports..

hi,

When i try to run any report, i am getting internal error. DW jobs are running fine. RTC 4.0.1, DB 9.7(64 bit), WAS 8.0.0.5(64 Bit) . In SystemOut.log

[2/24/13 15:19:36:323 AST] 00000023 ScriptExecuto W   Unhandled exception when executing script.
                                 org.eclipse.birt.report.engine.api.EngineException: Unhandled exception when executing script.
    at org.eclipse.birt.report.engine.script.internal.ScriptExecutor.addException(ScriptExecutor.java:162)
    at org.eclipse.birt.report.engine.script.internal.ReportScriptExecutor.handleInitialize(ReportScriptExecutor.java:53)
    at org.eclipse.birt.report.engine.api.impl.EngineTask.loadDesign(EngineTask.java:1766)
    at org.eclipse.birt.report.engine.api.impl.RunAndRenderTask.doRun(RunAndRenderTask.java:98)
    at org.eclipse.birt.report.engine.api.impl.RunAndRenderTask.run(RunAndRenderTask.java:77)
    at com.ibm.team.reports.service.birt.internal.BirtReportEngineService.internalGetRenderedReport(BirtReportEngineService.java:723)
    at com.ibm.team.reports.service.birt.internal.BirtReportEngineService.getRenderedReport(BirtReportEngineService.java:337)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:60)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:37)
    at java.lang.reflect.Method.invoke(Method.java:611)
    at org.eclipse.soda.sat.core.internal.record.ExportProxyServiceRecord.invoke(ExportProxyServiceRecord.java:361)
    at org.eclipse.soda.sat.core.internal.record.ExportProxyServiceRecord.access$0(ExportProxyServiceRecord.java:347)
    at org.eclipse.soda.sat.core.internal.record.ExportProxyServiceRecord$ExportedServiceInvocationHandler.invoke(ExportProxyServiceRecord.java:56)
    at $Proxy3460.getRenderedReport(Unknown Source)
    at com.ibm.team.reports.service.internal.InternalReportService.getRenderedReport(InternalReportService.java:1150)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:60)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:37)
    at java.lang.reflect.Method.invoke(Method.java:611)
    at org.eclipse.soda.sat.core.internal.record.ExportProxyServiceRecord.invoke(ExportProxyServiceRecord.java:361)
    at org.eclipse.soda.sat.core.internal.record.ExportProxyServiceRecord.access$0(ExportProxyServiceRecord.java:347)
    at org.eclipse.soda.sat.core.internal.record.ExportProxyServiceRecord$ExportedServiceInvocationHandler.invoke(ExportProxyServiceRecord.java:56)
    at $Proxy3078.getRenderedReport(Unknown Source)
    at com.ibm.team.reports.service.internal.ReportRestService$4.run(ReportRestService.java:648)
    at com.ibm.team.reports.service.internal.ReportRestService.getRenderedReport(ReportRestService.java:673)
    at com.ibm.team.reports.service.internal.ReportRestService.postRenderReport(ReportRestService.java:1012)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:60)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:37)
    at java.lang.reflect.Method.invoke(Method.java:611)
    at org.eclipse.soda.sat.core.internal.record.ExportProxyServiceRecord.invoke(ExportProxyServiceRecord.java:361)
    at org.eclipse.soda.sat.core.internal.record.ExportProxyServiceRecord.access$0(ExportProxyServiceRecord.java:347)
    at org.eclipse.soda.sat.core.internal.record.ExportProxyServiceRecord$ExportedServiceInvocationHandler.invoke(ExportProxyServiceRecord.java:56)
    at $Proxy3086.postRenderReport(Unknown Source)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:60)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:37)
    at java.lang.reflect.Method.invoke(Method.java:611)
    at com.ibm.team.repository.servlet.AbstractTeamServerServlet.doModelledRestService(AbstractTeamServerServlet.java:541)
    at com.ibm.team.repository.servlet.AbstractTeamServerServlet.handleRequest2(AbstractTeamServerServlet.java:2104)
    at com.ibm.team.repository.servlet.AbstractTeamServerServlet.handleRequest(AbstractTeamServerServlet.java:1924)
    at com.ibm.team.repository.servlet.AbstractTeamServerServlet.service(AbstractTeamServerServlet.java:1800)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:668)
    at org.eclipse.equinox.http.registry.internal.ServletManager$ServletWrapper.service(ServletManager.java:180)
    at org.eclipse.equinox.http.servlet.internal.ServletRegistration.service(ServletRegistration.java:61)
    at org.eclipse.equinox.http.servlet.internal.ProxyServlet.processAlias(ProxyServlet.java:126)
    at org.eclipse.equinox.http.servlet.internal.ProxyServlet.service(ProxyServlet.java:76)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:668)
    at org.eclipse.equinox.servletbridge.BridgeServlet.service(BridgeServlet.java:120)
    at com.ibm.team.repository.server.servletbridge.JazzServlet.service(JazzServlet.java:68)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:668)
    at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1224)
    at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:774)
    at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:456)
    at com.ibm.ws.webcontainer.servlet.ServletWrapperImpl.handleRequest(ServletWrapperImpl.java:178)
    at com.ibm.ws.webcontainer.filter.WebAppFilterChain.invokeTarget(WebAppFilterChain.java:136)
    at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:97)
    at com.ibm.team.repository.server.servletbridge.BridgeFilter.processDelegate(BridgeFilter.java:133)
    at com.ibm.team.repository.server.servletbridge.BridgeFilter.doFilter(BridgeFilter.java:154)
    at com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:195)
    at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:91)
    at com.ibm.ws.webcontainer.filter.WebAppFilterManager.doFilter(WebAppFilterManager.java:928)
    at com.ibm.ws.webcontainer.filter.WebAppFilterManager.invokeFilters(WebAppFilterManager.java:1025)
    at com.ibm.ws.webcontainer.webapp.WebApp.handleRequest(WebApp.java:3751)
    at com.ibm.ws.webcontainer.webapp.WebGroup.handleRequest(WebGroup.java:304)
    at com.ibm.ws.webcontainer.WebContainer.handleRequest(WebContainer.java:962)
    at com.ibm.ws.webcontainer.WSWebContainer.handleRequest(WSWebContainer.java:1662)
    at com.ibm.ws.webcontainer.channel.WCChannelLink.ready(WCChannelLink.java:195)
    at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleDiscrimination(HttpInboundLink.java:452)
    at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleNewRequest(HttpInboundLink.java:511)
    at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.processRequest(HttpInboundLink.java:305)
    at com.ibm.ws.http.channel.inbound.impl.HttpICLReadCallback.complete(HttpICLReadCallback.java:83)
    at com.ibm.ws.ssl.channel.impl.SSLReadServiceContext$SSLReadCompletedCallback.complete(SSLReadServiceContext.java:1784)
    at com.ibm.ws.tcp.channel.impl.AioReadCompletionListener.futureCompleted(AioReadCompletionListener.java:165)
    at com.ibm.io.async.AbstractAsyncFuture.invokeCallback(AbstractAsyncFuture.java:217)
    at com.ibm.io.async.AsyncChannelFuture.fireCompletionActions(AsyncChannelFuture.java:161)
    at com.ibm.io.async.AsyncFuture.completed(AsyncFuture.java:138)
    at com.ibm.io.async.ResultHandler.complete(ResultHandler.java:204)
    at com.ibm.io.async.ResultHandler.runEventProcessingLoop(ResultHandler.java:775)
    at com.ibm.io.async.ResultHandler$2.run(ResultHandler.java:905)
    at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1690)
Caused by: java.lang.NullPointerException
    at org.mozilla.javascript.UintMap.rehashTable(UintMap.java:295)
    at org.mozilla.javascript.UintMap.ensureIndex(UintMap.java:360)
    at org.mozilla.javascript.UintMap.put(UintMap.java:160)
    at org.mozilla.classfile.ConstantPool.addConstant(ClassFileWriter.java:2794)
    at org.mozilla.classfile.ClassFileWriter.addLoadConstant(ClassFileWriter.java:668)
    at org.mozilla.classfile.ClassFileWriter.addPush(ClassFileWriter.java:927)
    at org.mozilla.javascript.optimizer.BodyCodegen.visitStandardCall(Codegen.java:3315)
    at org.mozilla.javascript.optimizer.BodyCodegen.generateExpression(Codegen.java:2271)
    at org.mozilla.javascript.optimizer.BodyCodegen.generateStatement(Codegen.java:2118)
    at org.mozilla.javascript.optimizer.BodyCodegen.generateStatement(Codegen.java:1937)
    at org.mozilla.javascript.optimizer.BodyCodegen.generateBodyCode(Codegen.java:1363)
    at org.mozilla.javascript.optimizer.Codegen.generateCode(Codegen.java:327)
    at org.mozilla.javascript.optimizer.Codegen.compileToClassFile(Codegen.java:182)
    at org.mozilla.javascript.optimizer.Codegen.compile(Codegen.java:91)
    at org.mozilla.javascript.Context.compileImpl(Context.java:2391)
    at org.mozilla.javascript.Context.compileString(Context.java:1359)
    at org.mozilla.javascript.Context.compileString(Context.java:1348)
    at org.eclipse.birt.report.engine.javascript.JavascriptEngine$3.run(JavascriptEngine.java:232)
    at org.eclipse.birt.report.engine.javascript.JavascriptEngine$3.run(JavascriptEngine.java:1)
    at java.security.AccessController.doPrivileged(AccessController.java:229)
    at org.eclipse.birt.report.engine.javascript.JavascriptEngine.compile(JavascriptEngine.java:228)
    at org.eclipse.birt.report.engine.javascript.JavascriptEngine.compile(JavascriptEngine.java:1)