--- In firebird-support@yahoogroups.com, "slurcher" <slurcher@...> wrote:

>
> I've just migrated to FB 2.1.3 and have experienced this bug with a UDF function that worked fine on Interbase (6.1, 2007). I get the error "The code attempted to access a virtual address without privilege to do so" and the server terminates abnormally.
>
> From what I can tell, the bug tracker says that it's fixed in 2.1.4 but I cannot find where it can be downloaded.
>
> I did find somewhere that adding "isMultiThread:=true" to the udf may help, but other posts say it doesn't.
>
> Can anyone advise what my options are?

1. UDF issue is not related to the CORE-2900
2. Is there any records in firebird.log at crash time ?
3. You should fix your UDF, if it is a really reason for the crash.
4. Yes, IsMultiThread *must* be true for UDF's
5. You can find 2.1.4 at "download\snapshot builds" section at firebirdsql.org

Regards,
Vlad