java.lang.NullPointerException: Exception in server tick loop
	at java.util.Objects.requireNonNull(Objects.java:203)
	at java.util.Optional.<init>(Optional.java:96)
	at java.util.Optional.of(Optional.java:108)
	at fr.pixelmon_france.daem0ns.pokedisguise.PokeDisguise.getPlayer(PokeDisguise.java:266)
	at fr.pixelmon_france.daem0ns.pokedisguise.PokeDisguise.onPlayerLeave(PokeDisguise.java:134)
	at net.minecraftforge.fml.common.eventhandler.ASMEventHandler_254_PokeDisguise_onPlayerLeave_PlayerLoggedOutEvent.invoke(.dynamic)
	at net.minecraftforge.fml.common.eventhandler.ASMEventHandler.invoke(ASMEventHandler.java:96)
	at net.minecraftforge.fml.common.eventhandler.EventBus.post(EventBus.java:186)
	at net.minecraftforge.fml.common.FMLCommonHandler.firePlayerLoggedOut(FMLCommonHandler.java:571)
	at net.minecraft.server.management.PlayerList.func_72367_e(PlayerList.java:527)
	at net.minecraft.server.management.PlayerList.disconnect(PlayerList.java:520)
	at net.minecraft.network.NetHandlerPlayServer.func_147231_a(NetHandlerPlayServer.java:1284)
	at net.minecraft.network.NetworkManager.func_179293_l(NetworkManager.java:469)
	at net.minecraft.network.NetworkSystem.func_151269_c(NetworkSystem.java:232)
	at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:928)
	at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:467)
	at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:784)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:630)
	at java.lang.Thread.run(Thread.java:748)