Error Message

[16:55:59] [Server thread/INFO]: =============================
[16:55:59] [Server thread/INFO]: UltimateStacker 1.11.3 by Songoda <3!
[16:55:59] [Server thread/INFO]: Action: Enabling...
[16:55:59] [Server thread/INFO]: [UltimateStacker] Loaded locale "en_US"
[16:55:59] [Server thread/INFO]: [SongodaCore] Hooked UltimateStacker.
[16:55:59] [Server thread/ERROR]: Unexpected error while loading UltimateStacker v1.11.3 c2.3: Disabling plugin!
java.lang.NoClassDefFoundError: com/gamingmesh/jobs/container/ActionInfo
	at com.songoda.ultimatestacker.UltimateStacker.onPluginEnable(UltimateStacker.java:180) ~[ultimatestacker-1.11.3%20(1).jar:?]
	at com.songoda.ultimatestacker.core.SongodaPlugin.onEnable(SongodaPlugin.java:97) [ultimatestacker-1.11.3%20(1).jar:?]
	at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:321) [spigot.jar:git-PaperSpigot-"4c7641d"]
	at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:332) [spigot.jar:git-PaperSpigot-"4c7641d"]
	at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:407) [spigot.jar:git-PaperSpigot-"4c7641d"]
	at com.rylinaux.plugman.util.PluginUtil.load(PluginUtil.java:366) [PlugMan.jar:?]
	at com.rylinaux.plugman.command.LoadCommand.execute(LoadCommand.java:114) [PlugMan.jar:?]
	at com.rylinaux.plugman.PlugManCommandHandler.onCommand(PlugManCommandHandler.java:95) [PlugMan.jar:?]
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:45) [spigot.jar:git-PaperSpigot-"4c7641d"]
	at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:146) [spigot.jar:git-PaperSpigot-"4c7641d"]
	at org.bukkit.craftbukkit.v1_8_R3.CraftServer.dispatchCommand(CraftServer.java:666) [spigot.jar:git-PaperSpigot-"4c7641d"]
	at net.minecraft.server.v1_8_R3.PlayerConnection.handleCommand(PlayerConnection.java:1189) [spigot.jar:git-PaperSpigot-"4c7641d"]
	at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:1001) [spigot.jar:git-PaperSpigot-"4c7641d"]
	at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:45) [spigot.jar:git-PaperSpigot-"4c7641d"]
	at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:1) [spigot.jar:git-PaperSpigot-"4c7641d"]
	at net.minecraft.server.v1_8_R3.PlayerConnectionUtils$1.run(SourceFile:13) [spigot.jar:git-PaperSpigot-"4c7641d"]
	at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.8.0_231]
	at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_231]
	at net.minecraft.server.v1_8_R3.SystemUtils.a(SourceFile:44) [spigot.jar:git-PaperSpigot-"4c7641d"]
	at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:774) [spigot.jar:git-PaperSpigot-"4c7641d"]
	at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:378) [spigot.jar:git-PaperSpigot-"4c7641d"]
	at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:713) [spigot.jar:git-PaperSpigot-"4c7641d"]
	at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:616) [spigot.jar:git-PaperSpigot-"4c7641d"]
	at java.lang.Thread.run(Unknown Source) [?:1.8.0_231]
Caused by: java.lang.ClassNotFoundException: com.gamingmesh.jobs.container.ActionInfo
	at java.net.URLClassLoader.findClass(Unknown Source) ~[?:1.8.0_231]
	at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:102) ~[spigot.jar:git-PaperSpigot-"4c7641d"]
	at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:87) ~[spigot.jar:git-PaperSpigot-"4c7641d"]
	at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_231]
	at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_231]
	... 24 more