Hello,

Pavel Menshchikov schrieb:

> Try to alias:
> If you use aliases, prefix fields with those aliases everywhere:

With aliasing i get the same results.

> Have you converted your DB to a new ODS of FB2 (v.11)?

I did not perform the upgrade myself, but afaik the databases have not
been backuped and restored. So most likely we still use the old ODS.

Is it possible to reinstall the old 1.5 Firebird version? Will the
databases still work with the old version?

Thanks for your answer!

Sascha