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Answers
Please post the settings you entered into the dialog.
Best, Marius
if you need single sign on (Windows authentication), you need to place the ntmlauth.dll library in your Windows path. It is included in the JTDS driver:
http://sourceforge.net/projects/jtds/files/jtds/1.2.5/
Otherwise, use the regular SQL Server authentication.
Best,
Simon