[20:05:24 INFO]: Tropicalll issued server command: /partyduel accept Chiimp
[20:05:24 ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing command 'partyduel' in plugin ProPractice v4.9.2
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[spigot.jar:git-PaperSpigot-1f7d532]
	at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:181) ~[spigot.jar:git-PaperSpigot-1f7d532]
	at org.bukkit.craftbukkit.v1_7_R4.CraftServer.dispatchCommand(CraftServer.java:765) ~[spigot.jar:git-PaperSpigot-1f7d532]
	at net.minecraft.server.v1_7_R4.PlayerConnection.handleCommand(PlayerConnection.java:1047) [spigot.jar:git-PaperSpigot-1f7d532]
	at net.minecraft.server.v1_7_R4.PlayerConnection.a(PlayerConnection.java:884) [spigot.jar:git-PaperSpigot-1f7d532]
	at net.minecraft.server.v1_7_R4.PacketPlayInChat.a(PacketPlayInChat.java:28) [spigot.jar:git-PaperSpigot-1f7d532]
	at net.minecraft.server.v1_7_R4.PacketPlayInChat.handle(PacketPlayInChat.java:65) [spigot.jar:git-PaperSpigot-1f7d532]
	at net.minecraft.server.v1_7_R4.NetworkManager.a(NetworkManager.java:189) [spigot.jar:git-PaperSpigot-1f7d532]
	at net.minecraft.server.v1_7_R4.ServerConnection.c(ServerConnection.java:81) [spigot.jar:git-PaperSpigot-1f7d532]
	at net.minecraft.server.v1_7_R4.MinecraftServer.v(MinecraftServer.java:795) [spigot.jar:git-PaperSpigot-1f7d532]
	at net.minecraft.server.v1_7_R4.DedicatedServer.v(DedicatedServer.java:307) [spigot.jar:git-PaperSpigot-1f7d532]
	at net.minecraft.server.v1_7_R4.MinecraftServer.u(MinecraftServer.java:643) [spigot.jar:git-PaperSpigot-1f7d532]
	at net.minecraft.server.v1_7_R4.MinecraftServer.run(MinecraftServer.java:549) [spigot.jar:git-PaperSpigot-1f7d532]
	at net.minecraft.server.v1_7_R4.ThreadServerApplication.run(SourceFile:628) [spigot.jar:git-PaperSpigot-1f7d532]
Caused by: java.lang.NullPointerException
	at ~legacy~~false.a.~~\\~~.sv.file14.propractice.~~.\\~~.a.false.~~legacy~~.eW.cE(Unknown Source) ~[?:?]
	at ~legacy~~false.a.~~\\~~.sv.file14.propractice.~~.\\~~.a.false.~~legacy~~.ff.<init>(Unknown Source) ~[?:?]
	at ~legacy~~false.a.~~\\~~.sv.file14.propractice.~~.\\~~.a.false.~~legacy~~.eW.<init>(Unknown Source) ~[?:?]
	at ~legacy~~false.a.~~\\~~.sv.file14.propractice.~~.\\~~.a.false.~~legacy~~.dt.a(Unknown Source) ~[?:?]
	at ~legacy~~false.a.~~\\~~.sv.file14.propractice.~~.\\~~.a.false.~~legacy~~.dy.onCommand(Unknown Source) ~[?:?]
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[spigot.jar:git-PaperSpigot-1f7d532]
	... 13 more