>Hi
>
>I have SQL2012 Express running on a local PC, called PC01. This works fine and I can connect to PC01\SQLExpress from the local PC01 using the standard ODBC driver.
>
>The issue is when I attempt to setup an ODBC connection, on PC02, in order to connect to PC01\SQLExpress: this fails. I know that the problem is down to the SQL Server being setup to accept remote connections, but I have Googled this to death and tried absolutely everything.
>
>Any ideas, it's driving me mad?!?!?!?
>
>Constants:
>
>1. PC01 and PC02 are on the same subnet, using \\PC01 and \\PC02 from either PC will correctly connect to that PC.

Make sure you've enabled remote access for the SQL server, made sure if you have a firewall on PC01 that it allows TCP port 1433 to pass, and that TCP/IP protocol is enabled on the SQL Server