[12:26:14] [Server thread/ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing command 'ah' in plugin AuctionHouse v1.7.4
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
	at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141) ~[spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
	at org.bukkit.craftbukkit.v1_12_R1.CraftServer.dispatchCommand(CraftServer.java:641) ~[spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
	at net.minecraft.server.v1_12_R1.PlayerConnection.handleCommand(PlayerConnection.java:1385) [spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
	at net.minecraft.server.v1_12_R1.PlayerConnection.a(PlayerConnection.java:1220) [spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
	at net.minecraft.server.v1_12_R1.PacketPlayInChat.a(PacketPlayInChat.java:45) [spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
	at net.minecraft.server.v1_12_R1.PacketPlayInChat.a(PacketPlayInChat.java:1) [spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
	at net.minecraft.server.v1_12_R1.PlayerConnectionUtils$1.run(SourceFile:13) [spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
	at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.8.0_211]
	at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_211]
	at net.minecraft.server.v1_12_R1.SystemUtils.a(SourceFile:46) [spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
	at net.minecraft.server.v1_12_R1.MinecraftServer.D(MinecraftServer.java:747) [spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
	at net.minecraft.server.v1_12_R1.DedicatedServer.D(DedicatedServer.java:405) [spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
	at net.minecraft.server.v1_12_R1.MinecraftServer.C(MinecraftServer.java:678) [spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
	at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:576) [spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
	at java.lang.Thread.run(Unknown Source) [?:1.8.0_211]
Caused by: java.lang.NoSuchMethodError: net.md_5.bungee.api.chat.ComponentBuilder.append([Lnet/md_5/bungee/api/chat/BaseComponent;)Lnet/md_5/bungee/api/chat/ComponentBuilder;
	at com.spawnchunk.auctionhouse.util.MessageUtil.translateItem(MessageUtil.java:100) ~[?:?]
	at com.spawnchunk.auctionhouse.util.MessageUtil.sendMessage(MessageUtil.java:76) ~[?:?]
	at com.spawnchunk.auctionhouse.modules.Auctions.completeListing(Auctions.java:337) ~[?:?]
	at com.spawnchunk.auctionhouse.modules.Auctions.sellItemInHand(Auctions.java:308) ~[?:?]
	at com.spawnchunk.auctionhouse.commands.AHCommand.onCommand(AHCommand.java:149) ~[?:?]
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
	... 15 more