| ERROR | operation must be on a user-defined type |
| CAUSE | attempt to perform an operation that is allowed only on a user-defined type, and the type is not a user-defined type. |
| ACTION | Check to make sure that only user-defined types are being operated on. |
| ERROR | operation must be on a user-defined type |
| CAUSE | attempt to perform an operation that is allowed only on a user-defined type, and the type is not a user-defined type. |
| ACTION | Check to make sure that only user-defined types are being operated on. |