Bug 200885 Invalid group key column name: _{$TEMP_GROUP_1$} occurs when preview attached report[1102]
Description: Open the attached report design and preview. Actual result: Exception occurs: Invalid group key column name: _{$TEMP_GROUP_1$}_Invalid group key column name: _{$TEMP_GROUP_1$}_ ( 2 time(s) ) detail : org.eclipse.birt.report.data.adapter.api.AdapterException: Invalid group key column name: _{$TEMP_GROUP_1$}_Invalid group key column name: _{$TEMP_GROUP_1$}_ at org.eclipse.birt.report.data.adapter.impl.DataRequestSessionImpl.prepare(DataRequestSessionImpl.java:476) at org.eclipse.birt.report.engine.data.dte.DteDataEngine.doPrepareQuery(DteDataEngine.java:100) at org.eclipse.birt.report.engine.data.dte.AbstractDataEngine.prepare(AbstractDataEngine.java:138) at org.eclipse.birt.report.engine.executor.ReportExecutor.execute(ReportExecutor.java:94) at org.eclipse.birt.report.engine.internal.executor.wrap.WrappedReportExecutor.execute(WrappedReportExecutor.java:59) at org.eclipse.birt.report.engine.internal.executor.dup.SuppressDuplciateReportExecutor.execute(SuppressDuplciateReportExecutor.java:50) at org.eclipse.birt.report.engine.internal.executor.wrap.WrappedReportExecutor.execute(WrappedReportExecutor.java:59) at org.eclipse.birt.report.engine.api.impl.RunAndRenderTask.doRun(RunAndRenderTask.java:138) at org.eclipse.birt.report.engine.api.impl.RunAndRenderTask.run(RunAndRenderTask.java:68) at org.eclipse.birt.report.service.ReportEngineService.runAndRenderReport(Unknown Source) at org.eclipse.birt.report.service.ReportEngineService.runAndRenderReport(Unknown Source) at org.eclipse.birt.report.service.BirtViewerReportService.runAndRenderReport(Unknown Source) at org.eclipse.birt.report.service.actionhandler.BirtGetPageAllActionHandler.__execute(Unknown Source) at org.eclipse.birt.report.service.actionhandler.AbstractBaseActionHandler.execute(Unknown Source)
data/org.eclipse.birt.data.tests/test/org/eclipse/birt/data/engine/api/DataSetCacheTest.java
DataEngineContext context = DataEngineContext.newInstance( DataEngineContext.DIRECT_PRESENTATION,
				null,
				null,
				null );
		context.setCacheOption( DataEngineContext.CACHE_USE_ALWAYS, 4 );
		DataEngine myDataEngine2 = DataEngine.newDataEngine( context );
		IResultIterator ri = getResultIterator2( myDataEngine2 );
		
		checkResult( ri );
		ri.close( );
		myDataEngine2.shutdown( );
	}
	
	/**
	 * 
	 * @param myDataEngine
	 * @return
	 * @throws BirtException
	 */
	private IResultIterator getResultIterator2( DataEngine myDataEngine2 )
			throws BirtException
	{
		ScriptDataSourceDesign odaDataSource = new ScriptDataSourceDesign( "JUST as place folder" );
		ScriptDataSetDesign odaDataSet = new ScriptDataSetDesign( "ScriptedDataSet" );
		odaDataSet.setDataSource( odaDataSource.getName( ) );
		odaDataSet.setOpenScript( "count=100;" );
		odaDataSet.setFetchScript( "if (count==0) "
				+ "{" + "return false; " + "} " + "else " + "{ "
				+ "row.NUM=count; " + "row.SQUARE=count*count; "
				+ "row.STR=\"row#\" + count; " + "--count; " + "return true; "