C:\>test_1.pl DBI connect('Driver={MAS 90 4.0 ODBC Driver}','user',...) failed: [Microsoft][ODBC Driver Manager] Data source name not found and no default driver specified (SQL-IM002) at C:\test_1.pl line 11. Cannot connect to Driver={MAS 90 4.0 ODBC Driver}: [Microsoft][ODBC Driver Manager] Data source name not found and no default driver specified (SQL-IM002)