[MC-36662] Minecraft Crashes When Opening Any World.

My Minecraft Has Crashed every time I tried to open or create and type of world since 13w41a. I Have tried everything and cant get it to work.

Related issues

duplicates

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

Attachments

crash-2013-10-22_18.04.55-client.txt

Comments

migrated 2013-10-23T00:00:30Z

[media]

kumasasa 2013-10-23T01:08:40Z

Incomplete without crash report ([minecraft|http://hopper.minecraft.net/help/finding-minecraft-data-folder]/crash-reports/crash-<DATE>-client.txt). Please attach it so that we can diagnose your issue.

migrated 2013-10-23T20:40:05Z

I have attached the crash.

kumasasa 2013-10-27T10:46:28Z

Uninstall McAffee or Avast (or any other) antivirus