>> Your error message indicates to me that your file system permissions
>> are not set properly. You did not indicate whether you checked this.
>
> I'm logged in as Administrator and i restarted the application.
>
>> Which version of the embedded server do you use? 1.5 or 2.0 RC?
>
> I'm using firebird 1.5.3
>
>> Does it work if you deploy ib_util.dll as well?
> I tried, but it didn't worked.

- How does your connect string look like? Perhaps you are using a remote
connection by-passing the embedded server, using an installed "real"
Firebird server?

- How did you declare the UDF in the database?



--
Best Regards,
Thomas Steinmaurer
LogManager Series - Logging/Auditing Suites supporting
InterBase, Firebird, Advantage Database, MS SQL Server and
NexusDB V2
Upscene Productions
http://www.upscene.com