Issued when a fault occurs when opening the catalog at system startup. Return code 21 indicates a problem with the Default Allocation Location setting. Reason codes are as follows:
| Reason code | Description |
|---|---|
| 11 | Invalid value. The value of the location is invalid. |
| 12 | Multiple directories have been specified. |
| 13 | The name has not been set. |
| 14 | The value is too long (limit is 260). |
| 15 | No value has been given. |
| 16 | Memory constrained - unable to store the value. |