My mine craft crashed while I was downloading a texture pack please help me fix it asap

Put the summary of the bug you're having here When I got back on Minecraft after getting the texture pack it crashed

What I expected to happen was...: The Minecraft was going to work normally and fine.
Describe what you thought should happen here I thought it should load fine and not put a crash report up.

What actually happened was...: My minecraft put up a crash report when I got back on after downloading a texture pack.
Describe what happened here The Minecraft on my pc had a crash which wont let me go on my PC Minecraft.

Steps to Reproduce:
1. Put a step by step guide on how to trigger the bug here
2. ... Fix my PC Minecraft
3. ... Send me an email to fix the Minecraft crash report