Errors in the latest.log file:
[12:31:33] [Server thread/INFO]: Preparing spawn area: 79%
[12:31:33] [Server thread/ERROR]: Encountered an unexpected exception
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.RuntimeException: Tried to access a block entity before it was created. b{x=161, y=70, z=1}
at net.minecraft.server.MinecraftServer.i_(SourceFile:395) ~[18w06a.jar:?]
at cvl.a(SourceFile:115) ~[18w06a.jar:?]
at cvl.d(SourceFile:131) ~[18w06a.jar:?]
at net.minecraft.server.MinecraftServer.run(SourceFile:503) [18w06a.jar:?]
at java.lang.Thread.run(Thread.java:745) [?:1.8.0_25]
Caused by: java.util.concurrent.ExecutionException: java.lang.RuntimeException: Tried to access a block entity before it was created. b{x=161, y=70, z=1}
at java.util.concurrent.CompletableFuture.get(CompletableFuture.java:2272) ~[?:1.8.0_25]
at net.minecraft.server.MinecraftServer.i_(SourceFile:393) ~[18w06a.jar:?]
... 4 more
Caused by: java.lang.RuntimeException: Tried to access a block entity before it was created. b{x=161, y=70, z=1}
at sf.f(SourceFile:181) ~[18w06a.jar:?]
at bbs.a(SourceFile:230) ~[18w06a.jar:?]
at bfj.d(SourceFile:158) ~[18w06a.jar:?]
at axn.d(SourceFile:483) ~[18w06a.jar:?]
at bfj.a(SourceFile:54) ~[18w06a.jar:?]
at axn.e(SourceFile:492) ~[18w06a.jar:?]
at bfj.b(SourceFile:58) ~[18w06a.jar:?]
at bqk.b(SourceFile:57) ~[18w06a.jar:?]
at bqk.a(SourceFile:124) ~[18w06a.jar:?]
at bqn.a(SourceFile:63) ~[18w06a.jar:?]
at sq.a(SourceFile:24) ~[18w06a.jar:?]
at sm.a(SourceFile:34) ~[18w06a.jar:?]
at bgq.a(SourceFile:89) ~[18w06a.jar:?]
at sr.a(SourceFile:54) ~[18w06a.jar:?]
at sr.a(SourceFile:23) ~[18w06a.jar:?]
at zo$a.a(SourceFile:143) ~[18w06a.jar:?]
at zo$a$$Lambda$890/601193827.apply(Unknown Source) ~[?:?]
at java.util.concurrent.CompletableFuture$AsyncApply.exec(CompletableFuture.java:501) ~[?:1.8.0_25]
at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289) ~[?:1.8.0_25]
at java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:902) ~[?:1.8.0_25]
at java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1689) ~[?:1.8.0_25]
at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1644) ~[?:1.8.0_25]
at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157) ~[?:1.8.0_25]
[12:31:33] [Server thread/ERROR]: This crash report has been saved to: C:\Users\McModknower\AppData\Roaming\.minecraft\snapshot\crash-reports\crash-2018-02-10_12.31.33-server.txt
[12:31:33] [Server thread/INFO]: Stopping server
[12:31:33] [Server thread/INFO]: Saving players
[12:31:33] [Server thread/INFO]: Saving worlds
[12:31:33] [Server thread/INFO]: Saving chunks for level 'DebugCrash'/overworld
[12:31:33] [Server thread/INFO]: Saving chunks for level 'DebugCrash'/the_nether
[12:31:33] [Server thread/INFO]: Saving chunks for level 'DebugCrash'/the_end
[12:31:34] [Server thread/ERROR]: Couldn't stop taskManager
java.util.concurrent.ExecutionException: java.lang.RuntimeException: Tried to access a block entity before it was created. b{x=161, y=70, z=1}
at java.util.concurrent.CompletableFuture.get(CompletableFuture.java:2237) ~[?:1.8.0_25]
at zo.b(SourceFile:92) ~[18w06a.jar:?]
at zq.a(SourceFile:25) ~[18w06a.jar:?]
at rz.close(SourceFile:267) [18w06a.jar:?]
at atm.close(SourceFile:2020) [18w06a.jar:?]
at sa.close(SourceFile:1067) [18w06a.jar:?]
at net.minecraft.server.MinecraftServer.j_(SourceFile:475) [18w06a.jar:?]
at cvl.j_(SourceFile:311) [18w06a.jar:?]
at net.minecraft.server.MinecraftServer.run(SourceFile:566) [18w06a.jar:?]
at java.lang.Thread.run(Thread.java:745) [?:1.8.0_25]
Caused by: java.lang.RuntimeException: Tried to access a block entity before it was created. b{x=161, y=70, z=1}
at sf.f(SourceFile:181) ~[18w06a.jar:?]
at bbs.a(SourceFile:230) ~[18w06a.jar:?]
at bfj.d(SourceFile:158) ~[18w06a.jar:?]
at axn.d(SourceFile:483) ~[18w06a.jar:?]
at bfj.a(SourceFile:54) ~[18w06a.jar:?]
at axn.e(SourceFile:492) ~[18w06a.jar:?]
at bfj.b(SourceFile:58) ~[18w06a.jar:?]
at bqk.b(SourceFile:57) ~[18w06a.jar:?]
at bqk.a(SourceFile:124) ~[18w06a.jar:?]
at bqn.a(SourceFile:63) ~[18w06a.jar:?]
at sq.a(SourceFile:24) ~[18w06a.jar:?]
at sm.a(SourceFile:34) ~[18w06a.jar:?]
at bgq.a(SourceFile:89) ~[18w06a.jar:?]
at sr.a(SourceFile:54) ~[18w06a.jar:?]
at sr.a(SourceFile:23) ~[18w06a.jar:?]
at zo$a.a(SourceFile:143) ~[18w06a.jar:?]
at zo$a$$Lambda$890/601193827.apply(Unknown Source) ~[?:?]
at java.util.concurrent.CompletableFuture$AsyncApply.exec(CompletableFuture.java:501) ~[?:1.8.0_25]
at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289) ~[?:1.8.0_25]
at java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:902) ~[?:1.8.0_25]
at java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1689) ~[?:1.8.0_25]
at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1644) ~[?:1.8.0_25]
at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157) ~[?:1.8.0_25]
Errors in the latest.log file: