[14:13:01] [Server thread/INFO] [nucleus]: Karagra ran the command: /lottery buy 5
[14:13:01] [Server thread/ERROR] [Sponge]: Error occurred while executing command 'lottery buy 5' for source EntityPlayerMP['Karagra'/418, l='world', x=-270.35, y=68.37, z=-89.84]: Already contains an entry for: {} [Source]
java.lang.IllegalArgumentException: Already contains an entry for: {} [Source]
        at com.google.common.base.Preconditions.checkArgument(Preconditions.java:148) ~[minecraft_server.1.10.2.jar:?]
        at org.spongepowered.api.event.cause.Cause$Builder.named(Cause.java:506) ~[spongeforge-1.10.2-2123-5.1.0-BETA-1898.jar:1.10.2-2123-5.1.0-BETA-1898]
        at org.spongepowered.api.event.cause.Cause.with(Cause.java:411) ~[spongeforge-1.10.2-2123-5.1.0-BETA-1898.jar:1.10.2-2123-5.1.0-BETA-1898]
        at org.spongepowered.api.event.cause.Cause.with(Cause.java:397) ~[spongeforge-1.10.2-2123-5.1.0-BETA-1898.jar:1.10.2-2123-5.1.0-BETA-1898]
        at io.github.flibio.economylite.impl.economy.event.LiteEconomyTransactionEvent.<init>(LiteEconomyTransactionEvent.java:47) ~[LiteEconomyTransactionEvent.class:?]
        at io.github.flibio.economylite.impl.economy.account.LiteUniqueAccount.resultAndEvent(LiteUniqueAccount.java:214) ~[LiteUniqueAccount.class:?]
        at io.github.flibio.economylite.impl.economy.account.LiteUniqueAccount.withdraw(LiteUniqueAccount.java:176) ~[LiteUniqueAccount.class:?]
        at org.spongepowered.api.service.economy.account.Account.withdraw(Account.java:321) ~[Account.class:1.10.2-2123-5.1.0-BETA-1898]
        at de.randombyte.lottery.commands.BuyTicketCommand.executedByPlayer(BuyTicketCommand.kt:40) ~[BuyTicketCommand.class:?]
        at de.randombyte.lottery.commands.PlayerCommandExecutor.execute(PlayerCommandExecutor.kt:19) ~[PlayerCommandExecutor.class:?]
        at org.spongepowered.api.command.args.ChildCommandElementExecutor.execute(ChildCommandElementExecutor.java:179) ~[ChildCommandElementExecutor.class:1.10.2-2123-5.1.0-BETA-1898]
        at org.spongepowered.api.command.spec.CommandSpec.process(CommandSpec.java:351) ~[CommandSpec.class:1.10.2-2123-5.1.0-BETA-1898]
        at org.spongepowered.api.command.dispatcher.SimpleDispatcher.process(SimpleDispatcher.java:333) ~[SimpleDispatcher.class:1.10.2-2123-5.1.0-BETA-1898]
        at org.spongepowered.common.command.SpongeCommandManager.process(SpongeCommandManager.java:291) [SpongeCommandManager.class:1.10.2-2123-5.1.0-BETA-1898]
        at net.minecraft.command.ServerCommandManager.func_71556_a(SourceFile:82) [bd.class:?]
        at net.minecraft.network.NetHandlerPlayServer.func_147361_d(NetHandlerPlayServer.java:913) [me.class:?]
        at net.minecraft.network.NetHandlerPlayServer.func_147354_a(NetHandlerPlayServer.java:892) [me.class:?]
        at net.minecraft.network.play.client.CPacketChatMessage.func_148833_a(SourceFile:37) [im.class:?]
        at net.minecraft.network.play.client.CPacketChatMessage.func_148833_a(SourceFile:9) [im.class:?]
        at org.spongepowered.common.network.PacketUtil.onProcessPacket(PacketUtil.java:125) [PacketUtil.class:1.10.2-2123-5.1.0-BETA-1898]
        at net.minecraft.network.PacketThreadUtil$1.redirect$onProcessPacket$zjc000(SourceFile:39) [fl$1.class:?]
        at net.minecraft.network.PacketThreadUtil$1.run(SourceFile:13) [fl$1.class:?]
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_101]
        at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_101]
        at net.minecraft.util.Util.func_181617_a(SourceFile:45) [h.class:?]
        at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:668) [MinecraftServer.class:?]
        at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:387) [ld.class:?]
        at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:613) [MinecraftServer.class:?]
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:471) [MinecraftServer.class:?]
        at java.lang.Thread.run(Thread.java:745) [?:1.8.0_101]