At 09:45 AM 14/04/2011, you wrote:

>Updated to Firebird 2.5. Problem still exsists. Tried a lot of options but still no succes. Also searched a lot on the internet but still no solution.
>
>If I try directly with JDBC to update a char(1) column I still get the error:
>
> at org.firebirdsql.gds.GDSException: Dynamic SQL Error
> SQL error code = -104
> Token unknown - line 1, column 68
> N
>
>Also use Hibernate. Hibernate is able to update this column. What is wrong with simple JDBC code or configuration.

Sounds like a problem in the Java layers, interpreting your SQL wrongly - but this is the wrong list. Subscribe to firebird-java - can subscribe here: http://firebirdsql.org/index.php?op=lists

^heLen^
(Moderator)