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.ui.extension/src/org/eclipse/birt/chart/ui/swt/wizard/TaskSelectData.java
{
				switchDataTable( );
			}
		}
		else
		{
			useReportDataSet( true );
			String reportDataSet = getDataServiceProvider( ).getReportDataSet( );
			if ( reportDataSet != null )
			{
				switchDataTable( );
			}
		}
		btnFilters.setEnabled( hasDataSet( )
				&& getDataServiceProvider( ).isInvokingSupported( ) );
		btnParameters.setEnabled( hasDataSet( )
				&& getDataServiceProvider( ).isInvokingSupported( ) );
		btnBinding.setEnabled( hasDataSet( )
				&& getDataServiceProvider( ).isInvokingSupported( ) );
	}
	private void useReportDataSet( boolean bDS )
	{
		btnUseReportData.setSelection( bDS );
		btnUseDataSet.setSelection( !bDS );
		cmbDataSet.setEnabled( !bDS );
		btnNewData.setEnabled( !bDS
				&& getDataServiceProvider( ).isInvokingSupported( ) );
		
		if ( bDS )
		{