> [23:40:33 INFO]: blijgozertje issued server command: /verus gui
> [23:40:33 ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing 'verus gui' in me.levansj01.verus.command.impl.VerusCommand(verus)
at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:151) ~[server.jar:git-TacoSpigot-fd3209f3]
at org.bukkit.craftbukkit.v1_8_R3.CraftServer.dispatchCommand(CraftServer.java:670) ~[server.jar:git-TacoSpigot-fd3209f3]
at net.minecraft.server.v1_8_R3.PlayerConnection.handleCommand(PlayerConnection.java:1250) [server.jar:git-TacoSpigot-fd3209f3]
at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:1065) [server.jar:git-TacoSpigot-fd3209f3]
at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:45) [server.jar:git-TacoSpigot-fd3209f3]
at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:1) [server.jar:git-TacoSpigot-fd3209f3]
at net.minecraft.server.v1_8_R3.PlayerConnectionUtils$1.run(SourceFile:13) [server.jar:git-TacoSpigot-fd3209f3]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_212]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_212]
at net.minecraft.server.v1_8_R3.SystemUtils.a(SourceFile:44) [server.jar:git-TacoSpigot-fd3209f3]
at net.minecraft.server.v1_8_R3.MinecraftServer.tickScheduler(MinecraftServer.java:812) [server.jar:git-TacoSpigot-fd3209f3]
at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:820) [server.jar:git-TacoSpigot-fd3209f3]
at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:384) [server.jar:git-TacoSpigot-fd3209f3]
at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:752) [server.jar:git-TacoSpigot-fd3209f3]
at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:649) [server.jar:git-TacoSpigot-fd3209f3]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_212]
Caused by: java.lang.NullPointerException
at me.levansj01.verus.command.impl.VerusCommand.lambda$new$2(Unknown Source) ~[?:?]
at me.levansj01.verus.command.BaseArgumentCommand$CommandArgument.run(Unknown Source) ~[?:?]
at me.levansj01.verus.command.BaseArgumentCommand.execute(Unknown Source) ~[?:?]
at me.levansj01.verus.command.BaseCommand.execute(Unknown Source) ~[?:?]
at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:144) ~[server.jar:git-TacoSpigot-fd3209f3]
... 15 more