At 08:10 PM 12/03/2008, you wrote:

>Hi,
>one of our customers has problem with FB server ver. 1.5.5, they
>cannot start SQL server, the only one reason is to restart the whole
>PC (It runs on WinXP).
>
>Our application doesn't run, and there are not other applications
>using FB.
>
>In firebird log are these messages:
>
>SILURUS (Client) Wed Mar 05 11:54:35 2008
> Guardian starting: C:\Program
>Files\Firebird\Firebird_1_5\bin\fbserver.exe
>
>
>SILURUS (Client) Mon Mar 10 06:00:34 2008
> C:\Program Files\Firebird\Firebird_1_5\bin\fbserver.exe: terminated
>abnormally (4294967295)
>
>
>SILURUS (Client) Mon Mar 10 06:00:34 2008
> Guardian starting: C:\Program
>Files\Firebird\Firebird_1_5\bin\fbserver.exe
>
>
>SILURUS (Server) Mon Mar 10 06:00:34 2008
> The Firebird server failed to startup
>because a needed resource is in use.
>Insure that all previously connected
>Firebird client applications have
>terminated and try again.

Check that port 3050 is available.

./heLen