Oracle Error ORA-07272: spwat: invalid semaphore set id.

Oracle Error Message

ORA-07272: spwat: invalid semaphore set id.

Reason for the Error

Semaphore ID fetched from SGA was not initialized to valid value. Additional information returned is semaphore set index, and oracle process number.

Solution

Oracle internal error. Check semaphore set index. Check oracle process number.