Error 845
Severity Level 17
Message Text
Time-out occurred while waiting for buffer latch type %d for page %S_PGID, database ID %d.
Explanation
When under a heavy stress load or high I/O conditions, your system may produce this message.
Action
This message can usually be ignored; however, if you receive repeated messages where the wait time increases, it may indicate an internal server problem. Contact your system administrator. The system administrator should check the waittype, waittime, lastwaittype, and the waitresource columns of sysprocesses to see what activities each SPIDs is performing.