[13:01:52] [Server thread/ERROR]: Encountered an unexpected exception
net.minecraft.util.ReportedException: Ticking player
	at net.minecraft.server.MinecraftServer.updateTimeLightAndEntities(MinecraftServer.java:846) ~[MinecraftServer.class:?]
	at net.minecraft.server.dedicated.DedicatedServer.updateTimeLightAndEntities(DedicatedServer.java:414) ~[DedicatedServer.class:?]
	at net.minecraft.server.MinecraftServer.tick(MinecraftServer.java:741) ~[MinecraftServer.class:?]
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:590) [MinecraftServer.class:?]
	at java.lang.Thread.run(Thread.java:745) [?:1.8.0_121]
Caused by: java.lang.NullPointerException
	at gunn.modcurrency.mod.container.ContainerVending.detectAndSendChanges(ContainerVending.java:355) ~[ContainerVending.class:?]
	at net.minecraft.entity.player.EntityPlayerMP.onUpdate(EntityPlayerMP.java:363) ~[EntityPlayerMP.class:?]
	at net.minecraft.world.World.updateEntityWithOptionalForce(World.java:2149) ~[World.class:?]
	at net.minecraft.world.WorldServer.updateEntityWithOptionalForce(WorldServer.java:872) ~[WorldServer.class:?]
	at net.minecraft.world.World.updateEntity(World.java:2108) ~[World.class:?]
	at net.minecraft.world.WorldServer.tickPlayers(WorldServer.java:673) ~[WorldServer.class:?]
	at net.minecraft.world.World.updateEntities(World.java:1889) ~[World.class:?]
	at net.minecraft.world.WorldServer.updateEntities(WorldServer.java:644) ~[WorldServer.class:?]
	at net.minecraft.server.MinecraftServer.updateTimeLightAndEntities(MinecraftServer.java:840) ~[MinecraftServer.class:?]
	... 4 more