[13:51:29] [Server thread/ERROR]: Could not pass event SignChangeEvent to BetterShops v1.0.0
org.bukkit.event.EventException
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:302) ~[factions.jar:git-Spigot-1607]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[factions.jar:git-Spigot-1607]
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:502) [factions.jar:git-Spigot-1607]
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:487) [factions.jar:git-Spigot-1607]
	at net.minecraft.server.v1_7_R4.PlayerConnection.a(PlayerConnection.java:1672) [factions.jar:git-Spigot-1607]
	at net.minecraft.server.v1_7_R4.PacketPlayInUpdateSign.a(SourceFile:48) [factions.jar:git-Spigot-1607]
	at net.minecraft.server.v1_7_R4.PacketPlayInUpdateSign.handle(SourceFile:9) [factions.jar:git-Spigot-1607]
	at net.minecraft.server.v1_7_R4.NetworkManager.a(NetworkManager.java:184) [factions.jar:git-Spigot-1607]
	at net.minecraft.server.v1_7_R4.ServerConnection.c(ServerConnection.java:81) [factions.jar:git-Spigot-1607]
	at net.minecraft.server.v1_7_R4.MinecraftServer.v(MinecraftServer.java:734) [factions.jar:git-Spigot-1607]
	at net.minecraft.server.v1_7_R4.DedicatedServer.v(DedicatedServer.java:289) [factions.jar:git-Spigot-1607]
	at net.minecraft.server.v1_7_R4.MinecraftServer.u(MinecraftServer.java:584) [factions.jar:git-Spigot-1607]
	at net.minecraft.server.v1_7_R4.MinecraftServer.run(MinecraftServer.java:490) [factions.jar:git-Spigot-1607]
	at net.minecraft.server.v1_7_R4.ThreadServerApplication.run(SourceFile:628) [factions.jar:git-Spigot-1607]
Caused by: java.lang.NoClassDefFoundError: net/minecraft/server/v1_7_R3/EntityHuman
	at me.moomaxie.BetterShops.Listeners.ShopCreate.onSign(ShopCreate.java:63) ~[?:?]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.7.0_55]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) ~[?:1.7.0_55]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.7.0_55]
	at java.lang.reflect.Method.invoke(Method.java:606) ~[?:1.7.0_55]
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:298) ~[factions.jar:git-Spigot-1607]
	... 13 more
Caused by: java.lang.ClassNotFoundException: net.minecraft.server.v1_7_R3.EntityHuman
	at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:91) ~[factions.jar:git-Spigot-1607]
	at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:86) ~[factions.jar:git-Spigot-1607]
	at java.lang.ClassLoader.loadClass(ClassLoader.java:425) ~[?:1.7.0_55]
	at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ~[?:1.7.0_55]
	at me.moomaxie.BetterShops.Listeners.ShopCreate.onSign(ShopCreate.java:63) ~[?:?]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.7.0_55]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) ~[?:1.7.0_55]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.7.0_55]
	at java.lang.reflect.Method.invoke(Method.java:606) ~[?:1.7.0_55]
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:298) ~[factions.jar:git-Spigot-1607]
	... 13 more