Bug 140620 Chart scripting errors are ignored
Write a chart with an invalid script, the execution simply ignores the script. This makes it difficult to debug scripting. The error message is also not precise and needs improvements.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/executor/ExecutionContext.java
this.docWriter = docWriter;
	}
	public ReportDocumentWriter getReportDocWriter( )
	{
		return docWriter;
	}
	/**
	 * @return Returns the action handler.
	 */
	public IHTMLActionHandler getActionHandler( )
	{
		if ( renderOption != null && renderOption instanceof HTMLRenderOption )
		{
			HTMLRenderOption htmlOption = (HTMLRenderOption) renderOption;
			{
				if ( htmlOption.getActionHandle( ) != null )
				{
					return htmlOption.getActionHandle( );
				}
			}
		}
		EngineConfig config = engine.getConfig( );
		if ( config != null )
		{
			HashMap emitterConfigs = config.getEmitterConfigs( );
			if ( emitterConfigs != null )
			{
				Object htmlEmitterConfig = emitterConfigs.get( "html" );
				if ( htmlEmitterConfig instanceof HTMLEmitterConfig )
				{