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.
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/log/Logger.java
String value = Platform.getDebugOption( name );
					if ( "true".equals( value ) ) 
					{
						
						java.util.logging.Logger javaLogger = chartLogger.getJavaLogger( );
						if ( javaLogger.getLevel( ).intValue( ) > Level.FINEST.intValue( ) )
						{
							javaLogger.setLevel( Level.FINEST );
						}
						javaLogger.removeHandler( getTracingHandler( ) );
						javaLogger.addHandler( getTracingHandler( ) );
					}
				}
			}
		}
		return chartLogger;
	}
	private static StreamHandler getTracingHandler( )
	{
		if ( tracingHandler == null )
		{
			tracingHandler = new StreamHandler( System.out,
					new SimpleFormatter( ) );
			tracingHandler.setLevel( Level.ALL );
		}
		return tracingHandler;
	}
}