We have an application developped on c# (.Net 2.0) that use ODBC connection.
On Windows XP 32 bits the connection is almost instantaneous.
But on Windows 7 64 bits with the same driver the connection take at least 2 seconds and select and update commands are very slow.
Does anyone encountered this problem and solved it ?
The driver is Progress OpenEdge 102.A Driver version 5.30.00.109 from Datadirect Technologies.
The datasource is configured like this: