| ERROR | cannot modify a read-only property |
| CAUSE | An attempt was made to change a read-only property. |
| ACTION | The property is controlled internally by the Data Guard broker and cannot be modified. |
| ERROR | cannot modify a read-only property |
| CAUSE | An attempt was made to change a read-only property. |
| ACTION | The property is controlled internally by the Data Guard broker and cannot be modified. |