whenever trying to join a sever i get java.lang.NullPointerException: group or java.lang.illegalstateexception and whenever i make a world it crashes

MCL-8884
whenever trying to join a sever i get java.lang.NullPointerException: group or java.lang.illegalstateexception
Attachments2
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Resolution:
Unresolved
Status:
Open
Confirmation Status:
Unconfirmed
Labels:
sever
Affects Versions:
1.6.76 (java) 2.0.1003 (Windows)

harry 2018-01-27, 06:20:57 AM UTC

Changed Summary:

whenever trying to join a sever i get java.lang.NullPointerException: group or java.lang.illegalstateexception and whenever i make a world it crashes

[Mod] Neko 2018-01-27, 11:04:17 PM - 09:04:17 PM UTC

Changed Status: Open → Resolved

Changed Resolution: Unresolved → Duplicate

Added Linked Issues:

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