> Silly question: did you type 'odbc:TEST' as the oracle db name?
> Did you try to trace ODBC calls by ODBC manager? It is needed to

find

> out where the troubles are: in you settings or in the ODBC driver
> itself.

Yes, I'm running sqlplus sysdba/masterkey@odbc:TEST

I get ORA-03121: No interface driver connected.

ODBC trace does not generate a log file.