Last errors
Last errors -> Function result
| Parameter | Type | Description | |
|---|---|---|---|
| Function result | Collection | 🡐 | Collection of error objects |
Description
The Last errors command returns the current stack of errors of the 4D application as a collection of error objects, or null if no error occurred. The stack of errors includes objects sent by the throw command, if any.
Each error object contains the following attributes:
| Property | Type | Description |
|---|---|---|
| errCode | number | Error code |
| message | text | Description of the error |
| componentSignature | text | Signature of the internal component which returned the error |
This command must be called from an on error call method installed by the ON ERR CALL command.
Note: See also the GET LAST ERROR STACK legacy command that returns the same information as arrays.