server crash

server crashes when I teleport to your home from a distance.
with what it can connected?

[22:35:34] [Server thread/ERROR]: Couldn't load chunk
u: Exception getting block type in world
	at ub.f(SourceFile:1159) ~[minecraft_server.14w25b.jar:?]
	at uh.a(SourceFile:157) ~[minecraft_server.14w25b.jar:?]
	at azk.a(SourceFile:291) ~[minecraft_server.14w25b.jar:?]
	at azk.a(SourceFile:81) ~[minecraft_server.14w25b.jar:?]
	at azk.a(SourceFile:69) ~[minecraft_server.14w25b.jar:?]
	at ot.e(SourceFile:130) ~[minecraft_server.14w25b.jar:?]
	at ot.c(SourceFile:81) ~[minecraft_server.14w25b.jar:?]
	at ot.d(SourceFile:117) ~[minecraft_server.14w25b.jar:?]
	at alu.b(SourceFile:273) ~[minecraft_server.14w25b.jar:?]
	at alu.f(SourceFile:268) ~[minecraft_server.14w25b.jar:?]
	at alu.c(SourceFile:204) ~[minecraft_server.14w25b.jar:?]
	at aut.h(SourceFile:291) ~[minecraft_server.14w25b.jar:?]