I try to log in to my minecraft but it doesnt work

Put the summary of the bug you're having here

What I expected to happen was...: i was going to play normal minecraft
Describe what you thought should happen here

What actually happened was...: i tried to play on a world and a report came up
Describe what happened here

Steps to Reproduce:
1. Put a step by step guide on how to trigger the bug here
2. ...i had to restore a minecraft
3. ...then i press play and whaen i try to play a world it shows a crash report