Event 23 indicates that the Event Log service had a problem opening an event log file. Another event will be found in the log prior to event 23 that can help diagnose the problem. The problem is usually a corrupt log, a bad file path, or a log with an incorrect version. In each case, the Event Log service will attempt to open a different file. Even if the service succeeds, the administrator should repair the problem. To repair the problem, use the following procedure: