| Error | ORA-15029 |
Description | disk `string` is already mounted by this instance | Cause | An attempt was made to add to a diskgroup a disk that was already mounted by the current instance as part of some (possibly other) diskgroup. | Action | Specify a different disk in the command. Note that not even the FORCE option can be used to correct the situation until the diskgroup containing the disk becomes dismounted by this instance. |
