Server error 2 is a error you get if the Socom Community is down, and you cant do any thing to fix it. How you can get pass this, don't try go in the Socom community and join a game before you get this error.
Server Error 9 Internal problem with the server, you need to wait for Sony to fix the problem.
Server Error 29 If you get error 29 try to log back on.
Network Error (-612) If you get this error make a new network configuration.
Server Error 39 is a physical problem with server loading. With this error only a little bit of people can login or no one can login.