| ERROR | callback procedure name already used for an existing object |
| CAUSE | An attempt was made to create a callback procedure with a name that is already used for an existing object. |
| ACTION | Choose another name for the callback procedure. |
| ERROR | callback procedure name already used for an existing object |
| CAUSE | An attempt was made to create a callback procedure with a name that is already used for an existing object. |
| ACTION | Choose another name for the callback procedure. |