| ERROR | logical standby and DOWNSTREAM_REAL_TIME_MINE are incompatible |
| CAUSE | An attempt was made to set the logical standby database and DOWNSTREAM_REAL_TIME_MINE option of the Streams capture process on the same database. |
| ACTION | Do not attempt to set the DOWNSTREAM_REAL_TIME_MINE option for a Streams capture process on a logical standby database. Do not attempt to make a database logical standby if there exists a Streams capture process with the DOWNSTREAM_REAL_TIME_MINE parameter set to Y. |