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.
core/org.eclipse.birt.core.ui/src/org/eclipse/birt/core/ui/frameworks/errordisplay/ErrorDialog.java
Composite cmpButtons = new Composite( cmpContainer, SWT.NONE );
		GridData gdCmpButtons = new GridData( GridData.FILL_HORIZONTAL );
		gdCmpButtons.horizontalSpan = 3;
		cmpButtons.setLayoutData( gdCmpButtons );
		cmpButtons.setLayout( glButtons );
		
		btnOK = new Button( cmpButtons, SWT.NONE );
		GridData gdBtnOK = null;
		if ( bError )
		{
			gdBtnOK = new GridData( GridData.GRAB_HORIZONTAL
					| GridData.HORIZONTAL_ALIGN_END );
		}
		else
		{
			gdBtnOK = new GridData( GridData.GRAB_HORIZONTAL
					| GridData.HORIZONTAL_ALIGN_CENTER );
		}
		btnOK.setLayoutData( gdBtnOK );
		btnOK.addSelectionListener( this );
		
		if ( bError )
		{
			btnCancel = new Button( cmpButtons, SWT.NONE );
			GridData gdBtnCancel = new GridData( GridData.GRAB_HORIZONTAL
					| GridData.HORIZONTAL_ALIGN_BEGINNING );
			btnCancel.setLayoutData( gdBtnCancel );
			btnCancel.addSelectionListener( this );
		}
		if ( bError )