Please enter your comment: we have in https://developer.4d.com/docs/commands/last-errors > This command must be called from an on error call method installed by the [ON ERR CALL](https://developer.4d.com/docs/commands/on-err-call) command. Maybe we could change to: > This command must be called from an on error call method installed by the [ON ERR CALL](https://developer.4d.com/docs/commands/on-err-call) command, or within a [Try or Try/Catch](https://developer.4d.com/docs/Concepts/error-handling#tryexpression) context. see in ACI0105654 @arnaud4d if want to take the bug and fix it