---- Minecraft Crash Report ---- // Don't be sad, have a hug! <3 Time: 26/05/18 19:29 Description: Exception in server tick loop java.lang.NullPointerException: Exception in server tick loop at bby.a(SourceFile:479) at brn.g(SourceFile:85) at brn.<init>(SourceFile:60) at bqa$$Lambda$910/2058204648.create(Unknown Source) at bqa.create(SourceFile:50) at brd.n(SourceFile:81) at sl.p(SourceFile:598) at sl.<init>(SourceFile:131) at dii.a(SourceFile:97) at dii.d(SourceFile:132) at net.minecraft.server.MinecraftServer.run(SourceFile:501) at java.lang.Thread.run(Thread.java:745) A detailed walkthrough of the error, its code path and all known details is as follows: --------------------------------------------------------------------------------------- -- System Details -- Details: Minecraft Version: 18w21b 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: 169136744 bytes (161 MB) / 587202560 bytes (560 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.