--- In firebird-support@yahoogroups.com, "rmhallus" <rmhall@...> wrote:

>
> I have FB 1.53 running on W2K server. About a week ago I started
> having the FB server shutting down every 24 hours, one time. We have
> checked and rechecked and we have made no changes to she server prior
> to the problem starting.
>
> The server restarts, but all our middleware looses its connections and
> have to be restarted.
>
> Here are the errors we are seeing in Event Viewer
>
> System Log
>
> Error
>
> The Firebird Server - DefaultInstance service terminated unexpectedly.
> It has done this 1 time(s). The following corrective action will be
> taken in 0 milliseconds: No action.
>
> Application Log
>
> Information
>
> The description for Event ID ( 251 ) in Source (
> FirebirdGuardianDefaultInstance ) cannot be found. The local computer
> may not have the necessary registry information or message DLL files
> to display messages from a remote computer. The following information
> is part of the event: Server Started: Guardian starting: C:\Program
> Files\Firebird\Firebird_1_5\bin\fbserver.exeon values: integer,
> boolean and stringH.
>
> Error
>
> The description for Event ID ( 281 ) in Source (
> FirebirdGuardianDefaultInstance ) cannot be found. The local computer
> may not have the necessary registry information or message DLL files
> to display messages from a remote computer. The following information
> is part of the event: Abnormal Termination: C:\Program
> Files\Firebird\Firebird_1_5\bin\fbserver.exe: terminated abnormally
> (4294967295)ote, a number od.
>
> Any ideas would be great as we are at the "pull your hair out" stage.

If I had to guess, I would say a bad (corrupt) record version is
encountered within one of the databases by your daily backup or some
other scheduled task, causing the service to shutdown and guardian
restarts it immediately.

Have you checked firebird.log?

Adam