minecraft crashing after leaving nether

Put the summary of the bug you're having here

What I expected to happen was to enter the overworld after leaving the nether

What actually happened was that I crashed when I came Into the overworld after leaving the nether

Steps to Reproduce:
1.enter and exit the nether portal about 3 times
2. spend about 2 minutes in the nether
3. leave the nether and see if it will crash
(i do have a laptop so that might also be the problem please tell me)