[23:01:07] [Server thread/ERROR]: Encountered an unexpected exception
q: Ticking entity
        at net.minecraft.server.MinecraftServer.b(SourceFile:864) ~[server_1.16-SNAPSHOT.jar:?]
        at xg.b(SourceFile:345) ~[server_1.16-SNAPSHOT.jar:?]
        at net.minecraft.server.MinecraftServer.a(SourceFile:799) ~[server_1.16-SNAPSHOT.jar:?]
        at net.minecraft.server.MinecraftServer.run(SourceFile:658) [server_1.16-SNAPSHOT.jar:?
        at java.lang.Thread.run(Thread.java:835) [?:?]
Caused by: java.lang.IllegalArgumentException: bound must be positive
        at java.util.Random.nextInt(Random.java:388) ~[?:?]
        at bae.B(SourceFile:154) ~[server_1.16-SNAPSHOT.jar:?]
        at aou.a(SourceFile:46) ~[server_1.16-SNAPSHOT.jar:?]
        at aou.a(SourceFile:16) ~[server_1.16-SNAPSHOT.jar:?]
        at apf.a(SourceFile:69) ~[server_1.16-SNAPSHOT.jar:?]
        at anv.e(SourceFile:49) ~[server_1.16-SNAPSHOT.jar:?]
        at ang.b(SourceFile:380) ~[server_1.16-SNAPSHOT.jar:?]
        at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) ~[?:?]
        at java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) ~[?:?]
        at java.util.Iterator.forEachRemaining(Iterator.java:133) ~[?:?]
        at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801)
]
        at java.util.stream.ReferencePipeline$Head.forEach(ReferencePipeline.java:658) ~[?:?]
        at java.util.stream.ReferencePipeline$7$1.accept(ReferencePipeline.java:274) ~[?:?]
        at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:195) ~[?:?]
        at java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) ~[?:?]
        at java.util.HashMap$EntrySpliterator.forEachRemaining(HashMap.java:1743) ~[?:?]
        at java.util.stream.ReferencePipeline$Head.forEach(ReferencePipeline.java:658) ~[?:?]
        at java.util.stream.ReferencePipeline$7$1.accept(ReferencePipeline.java:274) ~[?:?]
        at java.util.TreeMap$ValueSpliterator.forEachRemaining(TreeMap.java:2890) ~[?:?]
        at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) ~[?:?]
        at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) ~[?:?]
        at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) ~[?:?]
        at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173)
]
        at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) ~[?:?]
        at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) ~[?:?]
        at ang.c(SourceFile:380) ~[server_1.16-SNAPSHOT.jar:?]
        at ang.a(SourceFile:342) ~[server_1.16-SNAPSHOT.jar:?]
        at bae.dZ(SourceFile:207) ~[server_1.16-SNAPSHOT.jar:?]
        at amr.dy(SourceFile:674) ~[server_1.16-SNAPSHOT.jar:?]
        at amq.l(SourceFile:2305) ~[server_1.16-SNAPSHOT.jar:?]
        at amr.l(SourceFile:498) ~[server_1.16-SNAPSHOT.jar:?]
        at amf.l(SourceFile:126) ~[server_1.16-SNAPSHOT.jar:?]
        at avq.l(SourceFile:49) ~[server_1.16-SNAPSHOT.jar:?]
        at bae.l(SourceFile:220) ~[server_1.16-SNAPSHOT.jar:?]
        at amq.h(SourceFile:2147) ~[server_1.16-SNAPSHOT.jar:?]
        at amr.h(SourceFile:303) ~[server_1.16-SNAPSHOT.jar:?]
        at yg.a(SourceFile:604) ~[server_1.16-SNAPSHOT.jar:?]
        at bmy.a(SourceFile:542) ~[server_1.16-SNAPSHOT.jar:?]
        at yg.a(SourceFile:400) ~[server_1.16-SNAPSHOT.jar:?]
        at net.minecraft.server.MinecraftServer.b(SourceFile:860) ~[server_1.16-SNAPSHOT.jar:?]
        ... 4 more


[23:03:26] [Server thread/ERROR]: This crash report has been saved to: /home/ubuntu/mc/server/./crash-reports/crash-2020-03-13_23.03.26-server.txt
[23:03:26] [Server thread/INFO]: Stopping server
[23:03:26] [Server thread/INFO]: Saving players
[23:03:27] [Server thread/INFO]: val59000 lost connection: Internal Exception: java.lang.StackOverflowError
[23:03:27] [Server thread/INFO]: val59000 left the game
[23:03:27] [Server thread/ERROR]: Exception stopping the server
java.lang.IllegalStateException: Removing entity while ticking!
        at yg.h(SourceFile:981) ~[server_1.16-SNAPSHOT.jar:?]
        at yg.e(SourceFile:997) ~[server_1.16-SNAPSHOT.jar:?]
        at aar.c(SourceFile:341) ~[server_1.16-SNAPSHOT.jar:?]
        at yy.a(SourceFile:1002) ~[server_1.16-SNAPSHOT.jar:?]
        at lu.l(SourceFile:392) ~[server_1.16-SNAPSHOT.jar:?]
        at aki.g(SourceFile:79) ~[server_1.16-SNAPSHOT.jar:?]
        at yy.b(SourceFile:285) ~[server_1.16-SNAPSHOT.jar:?]
        at aar.s(SourceFile:762) ~[server_1.16-SNAPSHOT.jar:?]
        at net.minecraft.server.MinecraftServer.s(SourceFile:584) ~[server_1.16-SNAPSHOT.jar:?]
        at xg.s(SourceFile:595) ~[server_1.16-SNAPSHOT.jar:?]
        at net.minecraft.server.MinecraftServer.run(SourceFile:695) [server_1.16-SNAPSHOT.jar:?]
        at java.lang.Thread.run(Thread.java:835) [?:?]