That type of error generally is caused by a utility or process that has changed
the definition of the column.
You have data in your column in that table that no longer fits in the new
definition.
When you manually change, or use a utility to smack the system tables, vs
creating a whole new
---In firebird-support@yahoogroups.com, wrote :
As said I was a little unclear in my first post, my problem is not to create
the autoincrementing field which most of your replies is about but to handle
existing table entries. (Neither will I use the rdb$db_key for