---- Minecraft Crash Report ----
// I'm sorry, Dave.
Time: 04/04/18 11:28
Description: Exception in server tick loop
java.lang.NullPointerException: Exception in server tick loop
at auy.a(SourceFile:431)
at bji.e(SourceFile:60)
at bji.<init>(SourceFile:46)
at biy.o(SourceFile:46)
at se.o(SourceFile:719)
at se.<init>(SourceFile:127)
at czd.a(SourceFile:96)
at czd.d(SourceFile:131)
at net.minecraft.server.MinecraftServer.run(SourceFile:502)
at java.lang.Thread.run(Thread.java:745)
A detailed walkthrough of the error, its code path and all known details is as follows:
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-- System Details --
Details:
Minecraft Version: 18w11a
Operating System: Windows 10 (amd64) version 10.0
Java Version: 1.8.0_25, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 155911888 bytes (148 MB) / 335544320 bytes (320 MB) up to 1073741824 bytes (1024 MB)
JVM Flags: 8 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=16M
Profiler Position: N/A (disabled)
Player Count: 0 / 8; []
Data Packs: vanilla
Type: Integrated Server (map_client.txt)
Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.