I've got an enterprise web app running on IIS that accesses some network file shares. It has been running successfully for months. However, in the last month, it has had 4 instances of it failing ...

I'm a programmer, not a sysadmin, and so I'm a total n00b when it comes to settings and the various ins-and-outs of how IIS works. Up until now, I build my application, run a deploy script written ...