Hello! I've had a server since 1.4 without any problems. But now after 1.8 I've got connection errors. I can log in as localhost without any problems. But as soon i enter the IP number and will try to login it says only Connection timed out. nothing comes up in the console. tryed to remove all plugins but the problem is still there. This is a very serious problem that I have to solve quickly! Plz help me!