Hello Steve,

> We have a customer that is running a Delphi 6 application we
> developed with Firebird 1.0 and IBX. There are a number of stored
> procedures and triggers used in the database. The server is Windows
> 2000 Server. There are a variety of clients, Windows 95/98/2000.
>
> The system is running very well, but we have had 3 instances of the
> following events noted in the interbase.log file. The Firebird
> Server crashes as they get this message and will not restart via
> services. If they restart their Windows 2000 Server, the system
> works fine. Any help interpreting this message will be greatly
> appreciated.
>
> Here is the message:
>
> SERVER (Server) Fri Nov 01 07:40:59 2002
> Access violation.
> The code attempted to access a virtual
> address without privilege to do so.
> This exception will cause the Firebird server
> to terminate abnormally.

Usually this is caused by a non thread-safe UDF (User-Defined-Function).

Do you use any UDF? Third-party or self-written?

Regards,
Thomas Steinmaurer
IB LogManager 2.1 - The Logging/Auditing Tool for InterBase and Firebird
http://www.iblogmanager.com