I'm having this problem as well. Here's a pic of how close I can get to GM island, no hacks used just the mpq provided.
Although i've been disconnected many times I haven't been banned.
Pics:
http://img362.imageshack.us/img362/1...7233647zg3.jpg
http://img205.imageshack.us/img205/6...7233657gs9.jpg