After upgrading to 1.4.6 there was about 5 minutes of successful gameplay, and then all players were disconnected after the server reported NullPointerException stack traces.
Subsequent attempts to connect are all unsuccessful. The server console reports:
2012-12-20 16:48:04 [INFO] Gangoggs/10.0.1.7:63961 logged in with entity id 142 at (-44.30000001192093, 87.0, 335.66222514255367)
java.lang.NullPointerException
at ef.a(SourceFile:310)
at mj.a(SourceFile:237)
at mj.a(SourceFile:157)
at et.a(SourceFile:36)
at ef.a(SourceFile:214)
at cg.h(SourceFile:178)
at cg.d(SourceFile:15)
at ci.run(SourceFile:114)
2012-12-20 16:48:04 [INFO] Gangoggs lost connection: disconnect.genericReason
This user was in creative mode. Another user in survival mode elicited the same response. The stack trace is identical on both operating systems (Linux and OSX).
Environment
Linux 3.2.0-35-generic #55-Ubuntu SMP
Java 1.7.0_09
OpenJDK Runtime Environment (IcedTea7 2.3.3) (7u9-2.3.3-0ubuntu1~12.04.1)
OpenJDK 64-Bit Server VM (build 23.2-b09, mixed mode)
Also:
Mac OSX 10.8.2
Java version "1.7.0_04"
Java(TM) SE Runtime Environment (build 1.7.0_04-b21)
Java HotSpot(TM) 64-Bit Server VM (build 23.0-b21, mixed mode)
Duplicate of MC-4715 , please use the search function to see if your bug has already been submitted. Currently over 35% of tickets are being closed as duplicate.