Bug 153537 Event Handler didn't work properly in masterpage
Steps to reproduce: 1.Run the attached report in Web Viewer, it works well 2.Click "print" to convert the output in PDF Expected result: Masterpage has the same view in Web Viewer and PDF Actual result: Masterpage didn't get right view
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/executor/ExecutionContext.java
}
	public void openDataEngine( )
	{
		if ( dataEngine == null )
		{
			dataEngine = DataEngineFactory.getInstance( ).createDataEngine(
					this );
		}
	}
	/**
	 * @return Returns the dataEngine.
	 */
	public IDataEngine getDataEngine( )
	{
		if ( dataEngine == null )
		{
			dataEngine = DataEngineFactory.getInstance( ).createDataEngine(
					this );
		}
		return dataEngine;
	}
	public void closeDataEngine( )
	{
		if ( dataEngine != null )
		{
			dataEngine.shutdown( );
			dataEngine = null;
		}
	}
	/**