mrLucass issued server command: /bw spawn rankingskull 1
[18:50:10 ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing command 'bw' in plugin MBedwars v5.0.9
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:47) ~[purpur-api-1.18.1-R0.1-SNAPSHOT.jar:?]
        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:172) ~[purpur-api-1.18.1-R0.1-SNAPSHOT.jar:?]
        at org.bukkit.craftbukkit.v1_18_R1.CraftServer.dispatchCommand(CraftServer.java:908) ~[purpur-1.18.1.jar:git-Purpur-1565]
        at net.minecraft.server.network.ServerGamePacketListenerImpl.handleCommand(ServerGamePacketListenerImpl.java:2372) ~[?:?]
        at net.minecraft.server.network.ServerGamePacketListenerImpl.handleChat(ServerGamePacketListenerImpl.java:2183) ~[?:?]
        at net.minecraft.server.network.ServerGamePacketListenerImpl.handleChat(ServerGamePacketListenerImpl.java:2164) ~[?:?]
        at net.minecraft.network.protocol.game.ServerboundChatPacket.handle(ServerboundChatPacket.java:46) ~[?:?]
        at net.minecraft.network.protocol.game.ServerboundChatPacket.a(ServerboundChatPacket.java:6) ~[?:?]
        at net.minecraft.network.protocol.PacketUtils.lambda$ensureRunningOnSameThread$1(PacketUtils.java:56) ~[?:?]
        at net.minecraft.server.TickTask.run(TickTask.java:18) ~[purpur-1.18.1.jar:git-Purpur-1565]
        at net.minecraft.util.thread.BlockableEventLoop.doRunTask(BlockableEventLoop.java:149) ~[?:?]
        at net.minecraft.util.thread.ReentrantBlockableEventLoop.doRunTask(ReentrantBlockableEventLoop.java:23) ~[?:?]
        at net.minecraft.server.MinecraftServer.doRunTask(MinecraftServer.java:1450) ~[purpur-1.18.1.jar:git-Purpur-1565]
        at net.minecraft.server.MinecraftServer.c(MinecraftServer.java:189) ~[purpur-1.18.1.jar:git-Purpur-1565]
        at net.minecraft.util.thread.BlockableEventLoop.pollTask(BlockableEventLoop.java:122) ~[?:?]
        at net.minecraft.server.MinecraftServer.pollTaskInternal(MinecraftServer.java:1427) ~[purpur-1.18.1.jar:git-Purpur-1565]
        at net.minecraft.server.MinecraftServer.pollTask(MinecraftServer.java:1420) ~[purpur-1.18.1.jar:git-Purpur-1565]
        at net.minecraft.util.thread.BlockableEventLoop.managedBlock(BlockableEventLoop.java:132) ~[?:?]
        at net.minecraft.server.MinecraftServer.waitUntilNextTick(MinecraftServer.java:1398) ~[purpur-1.18.1.jar:git-Purpur-1565]
        at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1304) ~[purpur-1.18.1.jar:git-Purpur-1565]
        at net.minecraft.server.MinecraftServer.lambda$spin$1(MinecraftServer.java:322) ~[purpur-1.18.1.jar:git-Purpur-1565]
        at java.lang.Thread.run(Thread.java:833) ~[?:?]
Caused by: java.lang.NullPointerException: Cannot invoke "org.bukkit.OfflinePlayer.getUniqueId()" because "<parameter1>" is null
        at de.marcely.bedwars.ee.b(PlayerProperties.java:130) ~[MBedwars-5.0.9.jar:?]
        at de.marcely.bedwars.jv.a(SkinFetcher.java:141) ~[MBedwars-5.0.9.jar:?]
        at de.marcely.bedwars.ip.update(ImplRankingSkullBlock.java:53) ~[MBedwars-5.0.9.jar:?]
        at de.marcely.bedwars.aZ.onFire(SpawnRankingSkullCommand.java:61) ~[MBedwars-5.0.9.jar:?]
        at de.marcely.bedwars.api.command.CollectionCommandHandler.onFire(CollectionCommandHandler.java:75) ~[MBedwars-5.0.9.jar:?]
        at de.marcely.bedwars.api.command.CollectionCommandHandler.onFire(CollectionCommandHandler.java:75) ~[MBedwars-5.0.9.jar:?]
        at de.marcely.bedwars.r.onCommand(BaseCommandExecutor.java:33) ~[MBedwars-5.0.9.jar:?]
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:45) ~[purpur-api-1.18.1-R0.1-SNAPSHOT.jar:?]
        ... 21 more