[11:13:04] [Server thread/INFO]: misa456 issued server command: /trade accept
[11:13:04] [Server thread/ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing command 'trade' in plugin TradeMe v6.0.0.2
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[minecraft_server.jar:git-Spigot-c3093ef-7e94e65]
	at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141) ~[minecraft_server.jar:git-Spigot-c3093ef-7e94e65]
	at org.bukkit.craftbukkit.v1_12_R1.CraftServer.dispatchCommand(CraftServer.java:648) ~[minecraft_server.jar:git-Spigot-c3093ef-7e94e65]
	at net.minecraft.server.v1_12_R1.PlayerConnection.handleCommand(PlayerConnection.java:1397) [minecraft_server.jar:git-Spigot-c3093ef-7e94e65]
	at net.minecraft.server.v1_12_R1.PlayerConnection.chat(PlayerConnection.java:1313) [minecraft_server.jar:git-Spigot-c3093ef-7e94e65]
	at org.bukkit.craftbukkit.v1_12_R1.entity.CraftPlayer.chat(CraftPlayer.java:239) [minecraft_server.jar:git-Spigot-c3093ef-7e94e65]
	at me.Zrips.TradeMe.Actions.makeOffer(Actions.java:86) [TradeMe.jar:?]
	at me.Zrips.TradeMe.commands.CommandsHandler.onCommand(CommandsHandler.java:84) [TradeMe.jar:?]
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) [minecraft_server.jar:git-Spigot-c3093ef-7e94e65]
	at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141) [minecraft_server.jar:git-Spigot-c3093ef-7e94e65]
	at org.bukkit.craftbukkit.v1_12_R1.CraftServer.dispatchCommand(CraftServer.java:648) [minecraft_server.jar:git-Spigot-c3093ef-7e94e65]
	at net.minecraft.server.v1_12_R1.PlayerConnection.handleCommand(PlayerConnection.java:1397) [minecraft_server.jar:git-Spigot-c3093ef-7e94e65]
	at net.minecraft.server.v1_12_R1.PlayerConnection.chat(PlayerConnection.java:1313) [minecraft_server.jar:git-Spigot-c3093ef-7e94e65]
	at org.bukkit.craftbukkit.v1_12_R1.entity.CraftPlayer.chat(CraftPlayer.java:239) [minecraft_server.jar:git-Spigot-c3093ef-7e94e65]
	at me.Zrips.TradeMe.PlayerListener.onPlayerInteract(PlayerListener.java:105) [TradeMe.jar:?]
	at sun.reflect.GeneratedMethodAccessor595.invoke(Unknown Source) ~[?:?]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_151]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_151]
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:302) [minecraft_server.jar:git-Spigot-c3093ef-7e94e65]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) [minecraft_server.jar:git-Spigot-c3093ef-7e94e65]
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:500) [minecraft_server.jar:git-Spigot-c3093ef-7e94e65]
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:485) [minecraft_server.jar:git-Spigot-c3093ef-7e94e65]
	at net.minecraft.server.v1_12_R1.PlayerConnection.a(PlayerConnection.java:1580) [minecraft_server.jar:git-Spigot-c3093ef-7e94e65]
	at net.minecraft.server.v1_12_R1.PacketPlayInUseEntity.a(SourceFile:69) [minecraft_server.jar:git-Spigot-c3093ef-7e94e65]
	at net.minecraft.server.v1_12_R1.PacketPlayInUseEntity.a(SourceFile:13) [minecraft_server.jar:git-Spigot-c3093ef-7e94e65]
	at net.minecraft.server.v1_12_R1.PlayerConnectionUtils$1.run(SourceFile:13) [minecraft_server.jar:git-Spigot-c3093ef-7e94e65]
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_151]
	at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_151]
	at net.minecraft.server.v1_12_R1.SystemUtils.a(SourceFile:46) [minecraft_server.jar:git-Spigot-c3093ef-7e94e65]
	at net.minecraft.server.v1_12_R1.MinecraftServer.D(MinecraftServer.java:748) [minecraft_server.jar:git-Spigot-c3093ef-7e94e65]
	at net.minecraft.server.v1_12_R1.DedicatedServer.D(DedicatedServer.java:406) [minecraft_server.jar:git-Spigot-c3093ef-7e94e65]
	at net.minecraft.server.v1_12_R1.MinecraftServer.C(MinecraftServer.java:679) [minecraft_server.jar:git-Spigot-c3093ef-7e94e65]
	at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:577) [minecraft_server.jar:git-Spigot-c3093ef-7e94e65]
	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_151]
Caused by: java.lang.AbstractMethodError
	at me.Zrips.TradeMe.Containers.TradeOffer.<init>(TradeOffer.java:90) ~[?:?]
	at me.Zrips.TradeMe.commands.list.accept.perform(accept.java:73) ~[?:?]
	at me.Zrips.TradeMe.commands.CommandsHandler.onCommand(CommandsHandler.java:195) ~[?:?]
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[minecraft_server.jar:git-Spigot-c3093ef-7e94e65]
	... 33 more