Error when some one logs out?

[Amataruso]

Launcher/pack Version:2.1.1

Operating System: Windows 7 64x

Version of Java: Latest

Description of Problem: When some one logs out my server an error occurs!

Error Messages:

2012-05-21 22:09:24 [iNFO] Connection reset

2012-05-21 22:09:24 [sEVERE] java.net.SocketException: Socket closed

2012-05-21 22:09:24 [iNFO] Ryder_Z45 lost connection: disconnect.quitting

2012-05-21 22:09:24 [sEVERE] at java.net.SocketOutputStream.socketWrite(Unknown Source)

2012-05-21 22:09:24 [sEVERE] Could not pass event org.bukkit.event.player.PlayerQuitEvent to Chairs

org.bukkit.event.EventException

at org.bukkit.plugin.java.JavaPluginLoader$103.execute(JavaPluginLoader.java:1026)

at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:61)

at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:460)

at net.minecraft.server.ServerConfigurationManager.disconnect(ServerConfigurationManager.java:176)

at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:674)

at net.minecraft.server.NetworkManager.b(NetworkManager.java:236)

at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:101)

at net.minecraft.server.NetworkListenThread.a(NetworkListenThread.java:78)

at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:543)

at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:441)

at net.minecraft.server.ThreadServerApplication.run(SourceFile:465)

Caused by: java.lang.reflect.InvocationTargetException

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)

at java.lang.reflect.Method.invoke(Unknown Source)

at org.bukkit.plugin.java.JavaPluginLoader$103.execute(JavaPluginLoader.java:1024)

... 10 more

Caused by: java.lang.NoSuchMethodError: org.bukkit.entity.Player.getVehicle()Lorg/bukkit/entity/Entity;

at net.spoothie.chairs.EventListener.onPlayerQuit(EventListener.java:152)

... 15 more

Link to pastebin of log:

http://pastebin.com/FENq2fqf

[Guest Ysharma]

I believe that one of your plugins or mods, possibly the one named chairs is having issues with the way technic passes on events to bukkit. Theres a fix in one of the stickies I believe.