I can't load up my minecraft world after doing /kill

This happened when I did /kill and my minecraft crashed. After I try to load into my minecraft world and it sends me a message that says.

The game crashed whilst ticking memory connection
The game crashed whilst ticking memory connection
Error: java.lang.IllegalArgumentException: bound must be positive

The crash report is 

1.14: [^crash-2019-04-29_13.09.25-server.txt]

java.lang.IllegalArgumentException: bound must be positive
	at java.util.Random.nextInt(Random.java:388)
	at vh.a(SourceFile:192)
	at vh.<init>(SourceFile:174)
	at xq.g(SourceFile:413)
	at wa.c(SourceFile:111)
	at wa.b(SourceFile:63)
	at ja.a(SourceFile:239)
	at vx.c(SourceFile:171)
	at net.minecraft.server.MinecraftServer.b(SourceFile:842)
	at net.minecraft.server.MinecraftServer.a(SourceFile:764)
	at dxh.a(SourceFile:128)
	at net.minecraft.server.MinecraftServer.run(SourceFile:632)
	at java.lang.Thread.run(Thread.java:745)