[MC-112320] Whenever I try to play minecraft 1.9 - 1.11.2 it gives me a crash report and I don't know why.

Put the summary of the bug you're having here

What I expected to happen was...:
I expected everything would go fine to play.

What actually happened was...:
I got a crash report as soon as I created a new world.

Steps to Reproduce:
1. Open minecraft and set to use latest version.
2. Click on single player and create new world.
3. A crash report just comes out.

Related issues

duplicates

MC-34749 Hopper: java.lang.IllegalStateException: failed to create a child event loop - Caused by AntiVirus / Firewall software

Attachments

crash-2017-01-07_10.39.00-client.txt

Comments

migrated 2017-01-07T18:44:51Z

[media]

migrated 2017-01-07T18:44:53Z

Duplicate of MC-34749 – If you have not, please use the search function in the future, to see if your bug has already been submitted.
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