net.minecraft.server.v1_12_R1.ReportedException: Exception ticking world entities
	at net.minecraft.server.v1_12_R1.MinecraftServer.D(MinecraftServer.java:932) ~[patched_1.12.2.jar:git-Paper-1618]
	at net.minecraft.server.v1_12_R1.DedicatedServer.D(DedicatedServer.java:423) ~[patched_1.12.2.jar:git-Paper-1618]
	at net.minecraft.server.v1_12_R1.MinecraftServer.C(MinecraftServer.java:774) ~[patched_1.12.2.jar:git-Paper-1618]
	at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:666) ~[patched_1.12.2.jar:git-Paper-1618]
	at java.lang.Thread.run(Thread.java:813) [?:1.8.0_212]
Caused by: java.util.NoSuchElementException
	at org.bukkit.craftbukkit.v1_12_R1.util.UnsafeList$Itr.next(UnsafeList.java:248) ~[patched_1.12.2.jar:git-Paper-1618]
	at org.spigotmc.ActivationRange.activateChunkEntities(ActivationRange.java:159) ~[patched_1.12.2.jar:git-Paper-1618]
	at org.spigotmc.ActivationRange.activateEntities(ActivationRange.java:142) ~[patched_1.12.2.jar:git-Paper-1618]
	at net.minecraft.server.v1_12_R1.World.tickEntities(World.java:1547) ~[patched_1.12.2.jar:git-Paper-1618]
	at net.minecraft.server.v1_12_R1.WorldServer.tickEntities(WorldServer.java:682) ~[patched_1.12.2.jar:git-Paper-1618]
	at net.minecraft.server.v1_12_R1.MinecraftServer.D(MinecraftServer.java:921) ~[patched_1.12.2.jar:git-Paper-1618]
	... 4 more