Oracle : Ошибка ORA-09884

"Two Task interface: SID doens't match current PU"
*Cause: You are trying to start oracle on another PU than you configured
oracle on or there is no entry for this SID in oratab file.
*Action: Start oracle with this SID on its designated PU (see oratab file).
Or install the new database with SID.

Попробовать перевести

Поискать эту ошибку на форуме