To requote your original question:

"Firebird logs the above error message once every second. How can I
find out why the sweep thread is unable to start?"

At 09:11 AM 29/03/2003 +0000, you wrote:

> > Database? version? platform? Is the sweep start attempt being
>done
> > automatically/by schedule/manually? If manually - remotely or
>locally?
>
>Firebird
>1.02.908
>win32
>automatically

Could it be that a sweep is already running? What do you have as the sweep
interval?

heLen