Put the summary of the bug you're having here
What I expected to happen was...:
Blocks would render an i could be in the end.
What actually happened was...:
I was stuck in one spot and no blocks rendered. Or mobs.
Steps to Reproduce:
1. Find an end portle
2. go in
3.TA DA
Environment
Put your operating system (Windows 7, Windows XP, OSX) and Java version if you know it here
Please provide a screenshot.