http://bugs.winehq.org/show_bug.cgi?id=58140
--- Comment #15 from Hans Leidekker hans@meelstraat.net --- (In reply to Heiko Rabe from comment #14)
So the trace is correct.
Thanks for verifying that, I see what's wrong now. Using the ODBC Data Sources key is correct, it's also populated on Windows when you configure a data source, but our logic for replicating data sources to the registry is wrong. I'll submit a fix.