How to put Rotated Text into table column header?

rtamg

When I put this RotatedText into table & go to Preview...

Exception Close org.eclipse.birt.report.service.api.ReportServiceException: Error happened while running the report.; nested exception is: java.lang.ClassCastException: org.eclipse.birt.report.engine.data.dte.SingleQueryResultSet cannot be cast to org.eclipse.birt.report.engine.data.dte.QueryResultSet Show Exception Stack Trace Hide Exception Stack Trace Stack Trace:

org.eclipse.birt.report.engine.extension.internal.RowSet.(RowSet.java:35)
org.eclipse.birt.report.engine.extension.ReportItemPresentationBase.onRowSets(ReportItemPresentationBase.java:215)
org.eclipse.birt.report.engine.presentation.LocalizedContentVisitor.processExtendedContent(LocalizedContentVisitor.java:865)
org.eclipse.birt.report.engine.presentation.LocalizedContentVisitor.visitForeign(LocalizedContentVisitor.java:476)
org.eclipse.birt.report.engine.content.impl.ForeignContent.accept(ForeignContent.java:69)
org.eclipse.birt.report.engine.presentation.LocalizedContentVisitor.localize(LocalizedContentVisitor.java:149)
org.eclipse.birt.report.engine.internal.executor.l18n.LocalizedReportItemExecutor.execute(LocalizedReportItemExecutor.java:36)
org.eclipse.birt.report.engine.layout.html.HTMLBlockStackingLM.layoutNodes(HTMLBlockStackingLM.java:63)
org.eclipse.birt.report.engine.layout.html.HTMLStackingLM.layoutChildren(HTMLStackingLM.java:27)
org.eclipse.birt.report.engine.layout.html.HTMLAbstractLM.layout(HTMLAbstractLM.java:133)
org.eclipse.birt.report.engine.layout.html.HTMLInlineStackingLM.resumeLayout(HTMLInlineStackingLM.java:104)
org.eclipse.birt.report.engine.layout.html.HTMLInlineStackingLM.layoutNodes(HTMLInlineStackingLM.java:153)
org.eclipse.birt.report.engine.layout.html.HTMLStackingLM.layoutChildren(HTMLStackingLM.java:27)
org.eclipse.birt.report.engine.layout.html.HTMLAbstractLM.layout(HTMLAbstractLM.java:133)
org.eclipse.birt.report.engine.layout.html.HTMLBlockStackingLM.layoutNodes(HTMLBlockStackingLM.java:68)
org.eclipse.birt.report.engine.layout.html.HTMLStackingLM.layoutChildren(HTMLStackingLM.java:27)
org.eclipse.birt.report.engine.layout.html.HTMLTableBandLM.layoutChildren(HTMLTableBandLM.java:65)
org.eclipse.birt.report.engine.layout.html.HTMLAbstractLM.layout(HTMLAbstractLM.java:133)
org.eclipse.birt.report.engine.layout.html.HTMLBlockStackingLM.layoutNodes(HTMLBlockStackingLM.java:68)
org.eclipse.birt.report.engine.layout.html.HTMLStackingLM.layoutChildren(HTMLStackingLM.java:27)
org.eclipse.birt.report.engine.layout.html.HTMLTableLM.layoutChildren(HTMLTableLM.java:76)
org.eclipse.birt.report.engine.layout.html.HTMLAbstractLM.layout(HTMLAbstractLM.java:133)
org.eclipse.birt.report.engine.layout.html.HTMLBlockStackingLM.layoutNodes(HTMLBlockStackingLM.java:68)
org.eclipse.birt.report.engine.layout.html.HTMLPageLM.layout(HTMLPageLM.java:90)
org.eclipse.birt.report.engine.layout.html.HTMLReportLayoutEngine.layout(HTMLReportLayoutEngine.java:101)
org.eclipse.birt.report.engine.api.impl.RunAndRenderTask.doRun(RunAndRenderTask.java:151)
org.eclipse.birt.report.engine.api.impl.RunAndRenderTask.run(RunAndRenderTask.java:72)
org.eclipse.birt.report.service.ReportEngineService.runAndRenderReport(ReportEngineService.java:928)
org.eclipse.birt.report.service.BirtViewerReportService.runAndRenderReport(BirtViewerReportService.java:876)
org.eclipse.birt.report.service.actionhandler.BirtGetPageAllActionHandler.__execute(BirtGetPageAllActionHandler.java:123)
org.eclipse.birt.report.service.actionhandler.AbstractBaseActionHandler.execute(AbstractBaseActionHandler.java:89)
org.eclipse.birt.report.soapengine.processor.AbstractBaseDocumentProcessor.__executeAction(AbstractBaseDocumentProcessor.java:47)
org.eclipse.birt.report.soapengine.processor.AbstractBaseComponentProcessor.executeAction(AbstractBaseComponentProcessor.java:159)
org.eclipse.birt.report.soapengine.processor.BirtDocumentProcessor.handleGetPageAll(BirtDocumentProcessor.java:183)
sun.reflect.GeneratedMethodAccessor107.invoke(Unknown Source)
sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
java.lang.reflect.Method.invoke(Unknown Source)
org.eclipse.birt.report.soapengine.processor.AbstractBaseComponentProcessor.process(AbstractBaseComponentProcessor.java:111)
org.eclipse.birt.report.soapengine.endpoint.BirtSoapBindingImpl.getUpdatedObjects(BirtSoapBindingImpl.java:66)
sun.reflect.GeneratedMethodAccessor25.invoke(Unknown Source)
sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
java.lang.reflect.Method.invoke(Unknown Source)
org.apache.axis.providers.java.RPCProvider.invokeMethod(RPCProvider.java:397)
org.apache.axis.providers.java.RPCProvider.processMessage(RPCProvider.java:186)
org.apache.axis.providers.java.JavaProvider.invoke(JavaProvider.java:323)
org.apache.axis.strategies.InvocationStrategy.visit(InvocationStrategy.java:32)
org.apache.axis.SimpleChain.doVisiting(SimpleChain.java:118)
org.apache.axis.SimpleChain.invoke(SimpleChain.java:83)
org.apache.axis.handlers.soap.SOAPService.invoke(SOAPService.java:454)
org.apache.axis.server.AxisServer.invoke(AxisServer.java:281)
org.apache.axis.transport.http.AxisServlet.doPost(AxisServlet.java:699)
org.eclipse.birt.report.servlet.BirtSoapMessageDispatcherServlet.doPost(BirtSoapMessageDispatcherServlet.java:225)
javax.servlet.http.HttpServlet.service(HttpServlet.java:616)
org.apache.axis.transport.http.AxisServletBase.service(AxisServletBase.java:327)
javax.servlet.http.HttpServlet.service(HttpServlet.java:689)
org.eclipse.birt.report.servlet.BirtSoapMessageDispatcherServlet.service(BirtSoapMessageDispatcherServlet.java:112)
org.eclipse.equinox.http.registry.internal.ServletManager$ServletWrapper.service(ServletManager.java:180)
org.eclipse.equinox.http.servlet.internal.ServletRegistration.handleRequest(ServletRegistration.java:90)
org.eclipse.equinox.http.servlet.internal.ProxyServlet.processAlias(ProxyServlet.java:111)
org.eclipse.equinox.http.servlet.internal.ProxyServlet.service(ProxyServlet.java:59)
javax.servlet.http.HttpServlet.service(HttpServlet.java:689)
org.eclipse.equinox.http.jetty.internal.HttpServerManager$InternalHttpServiceServlet.service(HttpServerManager.java:269)
org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:428)
org.mortbay.jetty.servlet.ServletHandler.dispatch(ServletHandler.java:677)
org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:568)
org.mortbay.http.HttpContext.handle(HttpContext.java:1530)
org.mortbay.http.HttpContext.handle(HttpContext.java:1482)
org.mortbay.http.HttpServer.service(HttpServer.java:909)
org.mortbay.http.HttpConnection.service(HttpConnection.java:820)
org.mortbay.http.HttpConnection.handleNext(HttpConnection.java:986)
org.mortbay.http.HttpConnection.handle(HttpConnection.java:837)
org.mortbay.http.SocketListener.handleConnection(SocketListener.java:245)
org.mortbay.util.ThreadedServer.handle(ThreadedServer.java:357)
org.mortbay.util.ThreadPool$PoolThread.run(ThreadPool.java:534)
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Is it incorrect to use RotatedText within a Table? If i place RotatedText anywhere else i.e. outside the table it seems to work.