Bug 147995 Master page lost when drill through to a report document
Description: Master page lost when drill through to a report document Steps to reproduce: 1. New a report rpt1 with master page 2. Generate the report document for rpt1 3. New another report rpt2, drill through to the report document 4. Preview rpt2, link to the report document, master page is missing
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/service/ReportEngineService.java
{
		IGetParameterDefinitionTask task = null;
		try
		{
			synchronized ( this.getClass( ) )
			{
				task = engine.createGetParameterDefinitionTask( runnable );
			}
		}
		catch ( Exception e )
		{
		}
		return task;
	}
	/**
	 * Open report document from archive,
	 * 
	 * @param docName
	 *            the name of the report document
	 * @param systemId
	 *            the system ID to search the resource in the document,
	 *            generally it is the file name of the report design
	 * @return the report docuement
	 */
	public IReportDocument openReportDocument( String systemId, String docName )
	{
		IReportDocument document = null;
		try
		{
			synchronized ( this.getClass( ) )