problem with ODBC drivers SQL assistant not working

Dear friends, my connection not working, please help me.
OS: windows 7 professional 64 bit
Teradata SQL assistant version: 12
ODBC Controller:
Name: Teradata  | Version: 12.00.00.00 | organization: NCR Corporation, Daytin OH |file: TDATA32.DLL | date: 01-06-2007 (2007-06-01)
 
thank you,