Spawnhell

Title: Continous End of Stream and need forge? Version: 3.0.3/3.0.4 OS: Windows 7 Home Premium 64 Bit Java Version: 6 % 7 64 Bit Description of Problem: Not sure if this is a bug or not, but every time I join a server, I get to be on it for about a minute with no lag, I can talk and I can see messages, etc. But after that one minute, I suddenly get kicked with the End of Stream error. And sometimes, when I start tekkit, it says I need forge when it's already been installed. Help. Error Messages: None, besides End of Stream, and This server needs Minecraft Forge. Error Log: Nothing.