Not sure, I'll find out, but it is a vendor application that I don't have the code for.

I would think the connection strings would use the same method...

"You let users install SQL Admin tools?"

Yeah, boo, hiss, I know. But this is the world I live in and don't have control over what software we release...

Try using the following:

net use \\servername\ipc$ /user:otherdomain\otheruseraccount

Since you can't open a command prompt, try throwing it into a batch job and run from there. If the...

I've run into this a couple of times, stopping and starting the SQL service will definately work.  Usually happens because a user disconnects wrong (shuts off computer or it crashes). ...