Bug 144153 [regression] drill through to a report with parameter does not work properly
steps to reproduce: - use the attached report design (new_report_2.rptdesign contains a drill through link) (new_report_3.rptdesign contains a parameter without default value) - preview new_report_2.rptdesign in HTML and PDF - click on Carine expected behavior: - drill through to new_report_3.rptdesign - parameter dialog should be displayed actual behavior: - browser internal error
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/context/ViewerAttributeBean.java
if ( reportRunnable != null )
		{
			design = new BirtViewerReportDesignHandle(
					IViewerReportDesignHandle.RPT_RUNNABLE_OBJECT,
					reportRunnable );
		}
		else
		{
			design = new BirtViewerReportDesignHandle( null, reportDesignName );
		}
		return design;
	}
	/**
	 * Determine the report design and doc 's timestamp
	 * 
	 * @param request
	 * @throws Exception
	 */
	protected void processReport( HttpServletRequest request ) throws Exception
	{
		File reportDocFile = new File( this.reportDocumentName );
		
		File reportDesignDocFile = new File( reportDesignName );
		if ( reportDesignDocFile != null && reportDesignDocFile.exists( )
				&& reportDesignDocFile.isFile( ) && reportDocFile != null
				&& reportDocFile.exists( ) && reportDocFile.isFile( )
				&& "get".equalsIgnoreCase( request.getMethod( ) ) ) 
		{
			if ( reportDesignDocFile.lastModified( ) > reportDocFile
					.lastModified( )