I miss some things for my minecraft

What I expected to happen was...:
Honestly i knew my MineCraft would crash, Cause i need some Help how to fix it

What actually happened was...:
I login to Minecraft and Yep it Crashed
And i need help to fix it, I miss some stuff like some tech stuff i have no idea what is, Something about Disc Driver

UPDATE: I am about to fixx the problem and i have no idea how to delete this post so
Yeah