[00:35:54] [Server thread/ERROR]: Could not pass event PlayerJoinEvent to SpawnerShop v1.0-SNAPSHOT
org.bukkit.event.EventException: null
	at org.bukkit.plugin.EventExecutor$2.execute(EventExecutor.java:72) ~[patched_1.12.2.jar:git-Paper-1618]
	at co.aikar.timings.TimedEventExecutor.execute(TimedEventExecutor.java:78) ~[patched_1.12.2.jar:git-Paper-1618]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[patched_1.12.2.jar:git-Paper-1618]
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:513) ~[patched_1.12.2.jar:git-Paper-1618]
	at net.minecraft.server.v1_12_R1.PlayerList.onPlayerJoin(PlayerList.java:370) ~[patched_1.12.2.jar:git-Paper-1618]
	at net.minecraft.server.v1_12_R1.PlayerList.a(PlayerList.java:183) ~[patched_1.12.2.jar:git-Paper-1618]
	at net.minecraft.server.v1_12_R1.LoginListener.b(LoginListener.java:178) ~[patched_1.12.2.jar:git-Paper-1618]
	at net.minecraft.server.v1_12_R1.LoginListener.e(LoginListener.java:68) ~[patched_1.12.2.jar:git-Paper-1618]
	at net.minecraft.server.v1_12_R1.NetworkManager.a(NetworkManager.java:273) ~[patched_1.12.2.jar:git-Paper-1618]
	at net.minecraft.server.v1_12_R1.ServerConnection.c(ServerConnection.java:150) ~[patched_1.12.2.jar:git-Paper-1618]
	at net.minecraft.server.v1_12_R1.MinecraftServer.D(MinecraftServer.java:948) ~[patched_1.12.2.jar:git-Paper-1618]
	at net.minecraft.server.v1_12_R1.DedicatedServer.D(DedicatedServer.java:423) ~[patched_1.12.2.jar:git-Paper-1618]
	at net.minecraft.server.v1_12_R1.MinecraftServer.C(MinecraftServer.java:774) ~[patched_1.12.2.jar:git-Paper-1618]
	at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:666) ~[patched_1.12.2.jar:git-Paper-1618]
	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_212]
Caused by: java.lang.NullPointerException
	at net.splodgebox.spawnershop.utils.ConfigurationManager.createPlayer(ConfigurationManager.java:31) ~[?:?]
	at net.splodgebox.spawnershop.SpawnerShop.onPlayerJoin(SpawnerShop.java:77) ~[?:?]
	at com.destroystokyo.paper.event.executor.asm.generated.GeneratedEventExecutor323.execute(Unknown Source) ~[?:?]
	at org.bukkit.plugin.EventExecutor$2.execute(EventExecutor.java:70) ~[patched_1.12.2.jar:git-Paper-1618]
	... 14 more