Put the summary of the bug you're having here
What I expected to happen was...:
Minecraft 1.7 would open and run.
What actually happened was...:
It shows the Mojang Logo (the first thing you see when you open Minecraft) and then It stay there.
Steps to Reproduce:
1. I open the Minecraft 1.2.7 Launcher
2. I run Minecraft 1.7
3. Minecraft shows the Mojang Logo and stop.
Duplicate of MC-31714- If you have not, please use the search function in the future, to see if your bug has already been submitted. If you could not find the original report, please comment with the keywords you searched for.