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.device.swt/src/org/eclipse/birt/chart/device/swt/SwtEventHandler.java
if ( p == null || !raHighlighted.contains( p, _gc ) )
							{
								newRegion = true;
							}
						}
						if ( newRegion )
						{
							raHighlighted = ra.copy( );
							toggleHighlight( ra );
							break LOOP;
						}
						break;
					case ActionType.CALL_BACK :
						if ( iun instanceof ICallBackNotifier )
						{
							final CallBackValue cv = (CallBackValue) ac.getValue( );
							( (ICallBackNotifier) iun ).callback( event,
									ra.getSource( ),
									cv );
						}
						else
						{
							logger.log( ILogger.WARNING,
									Messages.getString( "SwtEventHandler.info.improper.callback.notifier", 
											new Object[]{
												iun
											},
											lcl ) );
						}
						break LOOP;