Bug 132914 "Invalid page number" error message is hard coded.
"Invalid page number" error message is hard coded in DocumentProcessor.java. This must be externalized into *.properties file. If there are other hard coded error messages, please also externalize.
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/service/actionhandler/BirtGetPageActionHandler.java
}
	/**
	 * 
	 */
	protected void __checkDocumentExists( ) throws RemoteException
	{
		File file = new File( __docName );
		if ( !file.exists( ) )
		{
			IActionHandler handler = new BirtRunReportActionHandler( context,
					operation, response );
			handler.execute( );
		}
		
		file = new File( __docName );
		if ( !file.exists( ) )
		{
			AxisFault fault = new AxisFault( );
			fault.setFaultReason( "Report document instance is empty." ); 
			throw fault;
		}
	}
	/**
	 * 
	 */
	public IViewerReportService getReportService( )
	{
		return BirtReportServiceFactory.getReportService( );
	}
}