Bug 147604 Value in parameter list displays incorrectly with paramter group
Steps to reproduce: 1.Add a parameter group "pg" in report1, add a parameter"p" in the group 2.Add a label in report2, set a drill-through hyperlink, set target report is "report1", click parameter Expected result: Only one "p" lists in the value list Actual result: Two "p" appear
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/HyperlinkBuilder.java
private void initTargetReport( String newFilename )
	{
		targetReportHandle = null;
		String errorMessage = null;
		if ( newFilename.endsWith( ".rptdocument" ) ) 
		{
			ReportEngine engine = new ReportEngine( new EngineConfig( ) );
			try
			{
				targetReportHandle = engine.openReportDocument( URIUtil.resolveAbsolutePath( getBasePath( ),
						newFilename ) );
			}
			catch ( EngineException e )
			{
				e.printStackTrace( );
			}
		}
		else
		{
			try
			{
				targetReportHandle = SessionHandleAdapter.getInstance( )
						.getSessionHandle( )
						.openDesign( newFilename );
			}
			catch ( DesignFileException e )
			{
				try
				{
					targetReportHandle = SessionHandleAdapter.getInstance( )