Unreported exception thrown!
java.lang.IllegalStateException: Tag minecraft:water used before it was bound
	at act$a.c(SourceFile:53)
	at act$a.a(SourceFile:64)
	at cvx.a(SourceFile:95)
	at cvy.a(SourceFile:101)
	at eai.a(SourceFile:44)
	at ean.a(SourceFile:1007)
	at eaj.a(SourceFile:718)
	at eaj.a(SourceFile:541)
	at dko.e(SourceFile:1020)
	at dko.d(SourceFile:633)
	at net.minecraft.client.main.Main.main(SourceFile:208)

Encountered an unexpected exception
s: Exception ticking world
	at net.minecraft.server.MinecraftServer.b(SourceFile:897)
	at net.minecraft.server.MinecraftServer.a(SourceFile:832)
	at enr.a(SourceFile:89)
	at net.minecraft.server.MinecraftServer.run(SourceFile:691)
	at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.IllegalStateException: Tag minecraft:prevent_mob_spawning_inside used before it was bound
	at act$a.c(SourceFile:53)
	at act$a.a(SourceFile:64)
	at buq.a(SourceFile:135)
	at cei$a.a(SourceFile:921)
	at bpi.a(SourceFile:404)
	at bpi.a(SourceFile:440)
	at bpi.a(SourceFile:327)
	at bpi.a(SourceFile:259)
	at bpi.a(SourceFile:197)
	at bpi.a(SourceFile:185)
	at yu.a(SourceFile:384)
	at yu$$Lambda$4180/674819067.accept(Unknown Source)
	at java.util.ArrayList.forEach(ArrayList.java:1249)
	at yu.p(SourceFile:368)
	at yu.a(SourceFile:337)
	at yw.a(SourceFile:347)
	at net.minecraft.server.MinecraftServer.b(SourceFile:893)
	... 4 more

This crash report has been saved to: C:\Users\nicks\AppData\Roaming\.minecraft\crash-reports\crash-2020-05-23_21.56.18-server.txt