[13:04:51] [Server thread/INFO]: [MultiInv] No groups.yml found. Creating example file...
[13:04:51] [Server thread/WARN]: Unexpected exception while parsing console command "multiinv mvimport"
org.bukkit.command.CommandException: Unhandled exception executing command 'multiinv' in plugin MultiInv v3.3.2-dev
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[craftbukkit.jar:git-Spigot-c46583f-e6f9fd4]
	at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141) ~[craftbukkit.jar:git-Spigot-c46583f-e6f9fd4]
	at org.bukkit.craftbukkit.v1_8_R1.CraftServer.dispatchCommand(CraftServer.java:645) ~[craftbukkit.jar:git-Spigot-c46583f-e6f9fd4]
	at org.bukkit.craftbukkit.v1_8_R1.CraftServer.dispatchServerCommand(CraftServer.java:631) [craftbukkit.jar:git-Spigot-c46583f-e6f9fd4]
	at net.minecraft.server.v1_8_R1.DedicatedServer.aM(DedicatedServer.java:353) [craftbukkit.jar:git-Spigot-c46583f-e6f9fd4]
	at net.minecraft.server.v1_8_R1.DedicatedServer.z(DedicatedServer.java:317) [craftbukkit.jar:git-Spigot-c46583f-e6f9fd4]
	at net.minecraft.server.v1_8_R1.MinecraftServer.y(MinecraftServer.java:623) [craftbukkit.jar:git-Spigot-c46583f-e6f9fd4]
	at net.minecraft.server.v1_8_R1.MinecraftServer.run(MinecraftServer.java:526) [craftbukkit.jar:git-Spigot-c46583f-e6f9fd4]
	at java.lang.Thread.run(Thread.java:744) [?:1.7.0_51]
Caused by: java.lang.ClassCastException: java.lang.Integer cannot be cast to java.lang.Double
	at uk.co.tggl.pluckerpluck.multiinv.command.MICommand.command(MICommand.java:166) ~[?:?]
	at uk.co.tggl.pluckerpluck.multiinv.MultiInv.onCommand(MultiInv.java:275) ~[?:?]
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[craftbukkit.jar:git-Spigot-c46583f-e6f9fd4]
	... 8 more