Recently, one of our Exchange server is recording MSExchangeSA errors in the Event logs. Event Type:      Error Event Source:      MSExchangeSA Event Category:      General Event ID:      5007 Date:            19/03/2010 Time:            10:09:23 User:            N/A Computer:      COMPUTER Description: Event ID 5007: An error occurred during the message tracking decode operation. Function:ScOpen . <<0xc0070842 – The Server service is [...]