Hello Nick,

It seems like you have database corruption.
What is Firebird version?

Regards,
Alexey Kovyazin
IBSurgeon (www.ib-aid.com)

> Hi,
>
> I have recently started using nbackup and have a system where, at the
> end of an attempt to do a level 0 I got
>
> Fatal lock manager error: invalid lock id (158048), errno: 22
> --Invalid argument
>
> attempts to do subsequent level 1 backups produced:
>
> unsuccessful metadata update
> -Database is already in the physical backup mode
> Failure: Database error
> [
> PROBLEM ON "begin backup".
> SQLCODE:-607
> ]
>
> I've never seen anything like this in my earlier testing, can anyone
> tell me what happened (firebird.log has nothing at these times)
>
>

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