Thursday 9 February 2012

ORA-07264: spwat: semop error, unable to decrement semaphore.

ORA-07264: spwat: semop error, unable to decrement semaphore.

Cause: Semop system call returned an error. Semaphore set may not exist.

Action: Check errno. Semaphore ID is returned in sercose(0(. Verify semaphore set exists. A possible cause for this error is that a shutdown abort was done while this process was running.

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