Put the summary of the bug you're having here
What I expected to happen was...:
Minecraft to start loading my world.
What actually happened was...:
It suddenly stopped and the launcher came back up.
Steps to Reproduce:
1. Open Minecraft
2. Select any world
3. Boom
Comments 6
I think Preben's right.
Incomplete without a crash report. Please attach it so the issue can be diagnosed.
the development console says it couldn't save the crash report and yes by "boom" I meant it will crash
Incomplete without a crash report from ([minecraft/crash-reports/crash-<DATE>-client.txt|http://hopper.minecraft.net/help/finding-minecraft-data-folder]
). Please attach it so that we can diagnose your issue.
For technical support please use the Mojang Support Center.
What do you mean by "boom" does it crash?