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
tocButton.setSelection( true );
				initAnchorChooser( targetReportHandle, true );
			}
			if ( inputHandle.getTargetBookmark( ) != null )
			{
				bookmarkEditor.setText( inputHandle.getTargetBookmark( ) );
			}
			if ( DesignChoiceConstants.TARGET_NAMES_TYPE_BLANK.equals( inputHandle.getTargetWindow( ) ) )
			{
				newWindowButton.setSelection( true );
			}
			else
			{
				sameWindowButton.setSelection( true );
			}
			if ( DesignChoiceConstants.FORMAT_TYPE_PDF.equals( inputHandle.getFormatType( ) ) )
			{
				pdfButton.setSelection( true );
			}
			else
			{
				htmlButton.setSelection( true );
			}
		}
		updateButtons( );
	}
	private void initParamterBindings( )
	{
		if ( targetReportHandle != null )
		{