java.lang.NoSuchMethodError: sn.f(DDD)D
	at EntityBird.getClosestEntityLiving(EntityBird.java:229)
	at EntityBird.o(EntityBird.java:70)
	at ls.w_(SourceFile:210)
	at fd.a(fd.java:1266)
	at fd.f(fd.java:1245)
	at fd.g(fd.java:1173)
	at net.minecraft.client.Minecraft.k(SourceFile:1494)
	at net.minecraft.client.Minecraft.run(SourceFile:754)
	at java.lang.Thread.run(Thread.java:662)