Error events are configured in the Properties view.
For a catch error event, you can do the following:
Catch All Errors
(default) Catches any error thrown by any event.
Catch Named Errors
To do this, click
Select Error and select the
Select an unspecific error by name only checkbox. The dialog lists the catchable error codes. Select the error codes that you want to catch. This configures the event to catch the selected error from any activity.
Catch Specific Errors from Specific Activities
Click
Select Error and deselect the
Select an unspecific error by name only checkbox. The dialog lists events and activities that throw error codes. Expand the desired event or activity to catch a specific error thrown by a specific activity.