[PC-NAME]
Description=ODBC Data Sources
Driver=FreeTDS
Port=1433
Server=PC-NAME\SQLEXPRESS
TDS_Version=7.1
Trace=No 

##</code><code>##

$dbh=DBI->connect("dbi:MTODBC:PC-NAME:Yield","<usr>","<pw>") || die "$DBI::errstr\n";

##</code><code>##

checkErrorODBC3 E SQLException: SQLState=[08001] Code=[0] Msg=[[mtodbc]: Connecting: [unixODBC][FreeTDS][SQL Server]Unable to connect to data source]
DBI connect('PC-name:Yield','usr',...) failed: (mtodbc): Connecting: [unixODBC][FreeTDS][SQL Server]Unable to connect to data source (SQLSTATE:08001) (CODE:0) (SEVERITY:SQLException)
DBD: [dbd_db_login6/checkOutConnectionW(login)] RetCode=[-1] at ../data_extraction_sqlite.pl line 615
(mtodbc): Connecting: [unixODBC][FreeTDS][SQL Server]Unable to connect to data source (SQLSTATE:08001) (CODE:0) (SEVERITY:SQLException)
DBD: [dbd_db_login6/checkOutConnectionW(login)] RetCode=[-1]