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
DataEngine myDataEngine = newDataEngine( );
		IResultIterator ri = getResultIterator1( myDataEngine );
		
		checkResult( ri );
		ri.close( );
		myDataEngine.shutdown( );
	}
	
	/**
	 * Test the feature of cache. Check the data in between the cache use is corret.
	 *@throws BirtException
	 */
	public void testOdaCache2( ) throws BirtException
	{
		genCache( );
		useCache3( );
	}
	/**
	 * @throws BirtException
	 */
	private void useCache3( ) throws BirtException
	{
		DataEngine myDataEngine = newDataEngine2( );
		QueryDefinition qd = newReportQuery( );
		GroupDefinition groupDefn = new GroupDefinition( );
		groupDefn.setKeyExpression( "row.COUNTRY1" );
		qd.addGroup( groupDefn );
		groupDefn = new GroupDefinition( );
		groupDefn.setKeyColumn( "CITY1" );
		qd.addGroup( groupDefn );