Oracle Solution for Error ora-07272

Solution for Oracle Error ORA-07272

ORA-07272: spwat: invalid semaphore set id.

What triggered the Error:

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

What should we do to fix it:

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