java.lang.NullPointerException: Ticking player
	at net.asdfowkw.tech.blocks.windgenerator.ContainerWindGenerator.detectAndSendChanges(ContainerWindGenerator.java:97)
	at net.minecraft.entity.player.EntityPlayerMP.onUpdate(EntityPlayerMP.java:292)
	at net.minecraft.world.World.updateEntityWithOptionalForce(World.java:2111)
	at net.minecraft.world.WorldServer.updateEntityWithOptionalForce(WorldServer.java:874)
	at net.minecraft.world.World.updateEntity(World.java:2078)
	at net.minecraft.world.WorldServer.tickPlayers(WorldServer.java:675)
	at net.minecraft.world.World.updateEntities(World.java:1867)
	at net.minecraft.world.WorldServer.updateEntities(WorldServer.java:646)
	at net.minecraft.server.MinecraftServer.updateTimeLightAndEntities(MinecraftServer.java:783)
	at net.minecraft.server.MinecraftServer.tick(MinecraftServer.java:687)
	at net.minecraft.server.integrated.IntegratedServer.tick(IntegratedServer.java:156)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:536)
	at java.lang.Thread.run(Thread.java:745)