When ever i try to load or create a world my game crashes affects all versions

My game crashes when ever ii try to make a world or load a world. it does this for all versions i have tested and i dont have any mods.
What I expected to happen was...:
I should be ab le to create or load a world and play on it. 

What actually happened was...:
When ever I try to load a world or create a world my game crashes and sometimes my computer bluescreens.

Steps to Reproduce:
1. Load minecraft java
2. Press singleplayer 
3. press create world
4. Press create new world again
5. Gamecrashes