NPE when attaching Lead

[Faithcaio]

When trying to attach an animal to a fence this happens instead:
(running latest SpongeForge from IDE)

[Server thread/FATAL]: Error executing task
java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report(FutureTask.java:122) ~[?:1.8.0_92]
    at java.util.concurrent.FutureTask.get(FutureTask.java:192) ~[?:1.8.0_92]
    at net.minecraft.util.Util.runTask(Util.java:23) [Util.class:?]
    at net.minecraft.server.MinecraftServer.updateTimeLightAndEntities(MinecraftServer.java:736) [MinecraftServer.class:?]
    at net.minecraft.server.dedicated.DedicatedServer.updateTimeLightAndEntities(DedicatedServer.java:365) [DedicatedServer.class:?]
    at net.minecraft.server.MinecraftServer.tick(MinecraftServer.java:681) [MinecraftServer.class:?]
    at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:548) [MinecraftServer.class:?]
    at java.lang.Thread.run(Thread.java:745) [?:1.8.0_92]
Caused by: java.lang.NullPointerException
    at com.google.common.base.Preconditions.checkNotNull(Preconditions.java:213) ~[guava-17.0.jar:?]
    at org.spongepowered.common.data.util.DirectionResolver.getFor(DirectionResolver.java:56) ~[DirectionResolver.class:?]
    at net.minecraft.entity.EntityHanging.getDirectionalData(EntityHanging.java:85) ~[EntityHanging.class:?]
    at net.minecraft.entity.EntityHanging.supplyVanillaManipulators(EntityHanging.java:96) ~[EntityHanging.class:?]
    at net.minecraft.entity.Entity.getContainers(Entity.java:948) ~[Entity.class:?]
    at org.spongepowered.common.entity.SpongeEntitySnapshotBuilder.from(SpongeEntitySnapshotBuilder.java:135) ~[SpongeEntitySnapshotBuilder.class:?]
    at net.minecraft.entity.Entity.createSnapshot(Entity.java:316) ~[Entity.class:?]
    at org.spongepowered.common.event.CauseTracker.processSpawnEntity(CauseTracker.java:994) ~[CauseTracker.class:?]
    at net.minecraft.world.World.spawnEntityInWorld(World.java:321) ~[World.class:?]
    at net.minecraft.entity.EntityLeashKnot.createKnot(EntityLeashKnot.java:155) ~[EntityLeashKnot.class:?]
    at net.minecraft.item.ItemLead.attachToFence(ItemLead.java:61) ~[ItemLead.class:?]
    at net.minecraft.block.BlockFence.onBlockActivated(BlockFence.java:174) ~[BlockFence.class:?]
    at net.minecraft.server.management.ItemInWorldManager.activateBlockOrUseItem(ItemInWorldManager.java:148) ~[ItemInWorldManager.class:?]
    at net.minecraft.network.NetHandlerPlayServer.processPlayerBlockPlacement(NetHandlerPlayServer.java:532) ~[NetHandlerPlayServer.class:?]
    at net.minecraft.network.play.client.C08PacketPlayerBlockPlacement.processPacket(C08PacketPlayerBlockPlacement.java:70) ~[C08PacketPlayerBlockPlacement.class:?]
    at net.minecraft.network.play.client.C08PacketPlayerBlockPlacement.processPacket(C08PacketPlayerBlockPlacement.java:10) ~[C08PacketPlayerBlockPlacement.class:?]
    at org.spongepowered.common.network.PacketUtil.onProcessPacket(PacketUtil.java:107) ~[PacketUtil.class:?]
    at net.minecraft.network.PacketThreadUtil$1.redirect$onProcessPacket$0(PacketThreadUtil.java:39) ~[PacketThreadUtil$1.class:?]
    at net.minecraft.network.PacketThreadUtil$1.run(PacketThreadUtil.java:15) ~[PacketThreadUtil$1.class:?]
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) ~[?:1.8.0_92]
    at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[?:1.8.0_92]
    at net.minecraft.util.Util.runTask(Util.java:22) ~[Util.class:?]
    ... 5 more