I\'ve spent many days on this task, and I can\'t see the end until now. In the past day I managed to install sqlsrv driver on my PHP environment successfully but now when I
I've had the same trouble you've had about a year ago. Have a look at the replies here, there are some great suggestions from people in there: CodeIgniter MSSQL connection
Also, a thread was posted a few days ago here: CI connect to SQL SERVER - check out my answer over there as well, since it's solved the problem for that particular developer.