| ERROR | Target of REF must be a complete or incomplete object type. |
| CAUSE | The target of a REF can only be a complete or an incomplete object type. |
| ACTION | If a REF is to be used, change the type; otherwise, remove the REF. |
| ERROR | Target of REF must be a complete or incomplete object type. |
| CAUSE | The target of a REF can only be a complete or an incomplete object type. |
| ACTION | If a REF is to be used, change the type; otherwise, remove the REF. |