[16:37:37] [Server thread/ERROR]: Could not pass event CurrencyAmountEvent to ChestShop v3.7.15
org.bukkit.event.EventException
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:294) ~[spigot.jar:git-Spigot-1486]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[spigot.jar:git-Spigot-1486]
	at org.bukkit.plugin.TimedRegisteredListener.callEvent(TimedRegisteredListener.java:30) ~[spigot.jar:git-Spigot-1486]
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:502) [spigot.jar:git-Spigot-1486]
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:487) [spigot.jar:git-Spigot-1486]
	at com.Acrobot.ChestShop.ChestShop.callEvent(ChestShop.java:452) [ChestShop.jar:?]
	at com.Acrobot.ChestShop.Listeners.PreTransaction.PartialTransactionModule.onPreBuyTransaction(PartialTransactionModule.java:45) [ChestShop.jar:?]
	at sun.reflect.GeneratedMethodAccessor259.invoke(Unknown Source) ~[?:?]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.7.0_51]
	at java.lang.reflect.Method.invoke(Method.java:606) ~[?:1.7.0_51]
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:292) [spigot.jar:git-Spigot-1486]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) [spigot.jar:git-Spigot-1486]
	at org.bukkit.plugin.TimedRegisteredListener.callEvent(TimedRegisteredListener.java:30) [spigot.jar:git-Spigot-1486]
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:502) [spigot.jar:git-Spigot-1486]
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:487) [spigot.jar:git-Spigot-1486]
	at com.Acrobot.ChestShop.Listeners.Player.PlayerInteract.onInteract(PlayerInteract.java:104) [ChestShop.jar:?]
	at sun.reflect.GeneratedMethodAccessor105.invoke(Unknown Source) ~[?:?]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.7.0_51]
	at java.lang.reflect.Method.invoke(Method.java:606) ~[?:1.7.0_51]
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:292) [spigot.jar:git-Spigot-1486]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) [spigot.jar:git-Spigot-1486]
	at org.bukkit.plugin.TimedRegisteredListener.callEvent(TimedRegisteredListener.java:30) [spigot.jar:git-Spigot-1486]
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:502) [spigot.jar:git-Spigot-1486]
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:487) [spigot.jar:git-Spigot-1486]
	at org.bukkit.craftbukkit.v1_7_R3.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:233) [spigot.jar:git-Spigot-1486]
	at net.minecraft.server.v1_7_R3.PlayerInteractManager.interact(PlayerInteractManager.java:375) [spigot.jar:git-Spigot-1486]
	at net.minecraft.server.v1_7_R3.PlayerConnection.a(PlayerConnection.java:642) [spigot.jar:git-Spigot-1486]
	at net.minecraft.server.v1_7_R3.PacketPlayInBlockPlace.a(SourceFile:60) [spigot.jar:git-Spigot-1486]
	at net.minecraft.server.v1_7_R3.PacketPlayInBlockPlace.handle(SourceFile:9) [spigot.jar:git-Spigot-1486]
	at net.minecraft.server.v1_7_R3.NetworkManager.a(NetworkManager.java:180) [spigot.jar:git-Spigot-1486]
	at net.minecraft.server.v1_7_R3.ServerConnection.c(ServerConnection.java:81) [spigot.jar:git-Spigot-1486]
	at net.minecraft.server.v1_7_R3.MinecraftServer.v(MinecraftServer.java:720) [spigot.jar:git-Spigot-1486]
	at net.minecraft.server.v1_7_R3.DedicatedServer.v(DedicatedServer.java:283) [spigot.jar:git-Spigot-1486]
	at net.minecraft.server.v1_7_R3.MinecraftServer.u(MinecraftServer.java:583) [spigot.jar:git-Spigot-1486]
	at net.minecraft.server.v1_7_R3.MinecraftServer.run(MinecraftServer.java:489) [spigot.jar:git-Spigot-1486]
	at net.minecraft.server.v1_7_R3.ThreadServerApplication.run(SourceFile:628) [spigot.jar:git-Spigot-1486]
Caused by: java.lang.NoSuchMethodError: net.milkbowl.vault.economy.Economy.getBalance(Lorg/bukkit/OfflinePlayer;Ljava/lang/String;)D
	at com.Acrobot.ChestShop.Listeners.Economy.Plugins.VaultListener.onAmountCheck(VaultListener.java:63) ~[?:?]
	at sun.reflect.GeneratedMethodAccessor268.invoke(Unknown Source) ~[?:?]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.7.0_51]
	at java.lang.reflect.Method.invoke(Method.java:606) ~[?:1.7.0_51]
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:292) ~[spigot.jar:git-Spigot-1486]
	... 35 more