[09:58:42] [Server thread/ERROR]: Error occurred while enabling CoreProtect v2.11.3 (Is it up to date?)
java.lang.NoClassDefFoundError: com/sk89q/worldedit/extent/Extent
    at net.coreprotect.Functions.loadWorldEdit(Functions.java:251) ~[?:?]
    at net.coreprotect.CoreProtect.onEnable(CoreProtect.java:37) ~[?:?]
    at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:321) ~[custom.jar:git-Spigot-952179b-e87122e]
    at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:335) [custom.jar:git-Spigot-952179b-e87122e]
    at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:405) [custom.jar:git-Spigot-952179b-e87122e]
    at org.bukkit.craftbukkit.v1_8_R1.CraftServer.loadPlugin(CraftServer.java:356) [custom.jar:git-Spigot-952179b-e87122e]
    at org.bukkit.craftbukkit.v1_8_R1.CraftServer.enablePlugins(CraftServer.java:316) [custom.jar:git-Spigot-952179b-e87122e]
    at net.minecraft.server.v1_8_R1.MinecraftServer.q(MinecraftServer.java:402) [custom.jar:git-Spigot-952179b-e87122e]
    at net.minecraft.server.v1_8_R1.MinecraftServer.k(MinecraftServer.java:370) [custom.jar:git-Spigot-952179b-e87122e]
    at net.minecraft.server.v1_8_R1.MinecraftServer.a(MinecraftServer.java:325) [custom.jar:git-Spigot-952179b-e87122e]
    at net.minecraft.server.v1_8_R1.DedicatedServer.init(DedicatedServer.java:211) [custom.jar:git-Spigot-952179b-e87122e]
    at net.minecraft.server.v1_8_R1.MinecraftServer.run(MinecraftServer.java:494) [custom.jar:git-Spigot-952179b-e87122e]
    at java.lang.Thread.run(Unknown Source) [?:1.7.0_01]
Caused by: java.lang.ClassNotFoundException: com.sk89q.worldedit.extent.Extent
    at java.net.URLClassLoader$1.run(Unknown Source) ~[?:1.7.0_01]
    at java.net.URLClassLoader$1.run(Unknown Source) ~[?:1.7.0_01]
    at java.security.AccessController.doPrivileged(Native Method) ~[?:1.7.0_01]
    at java.net.URLClassLoader.findClass(Unknown Source) ~[?:1.7.0_01]
    at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:101) ~[custom.jar:git-Spigot-952179b-e87122e]
    at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:86) ~[custom.jar:git-Spigot-952179b-e87122e]
    at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.7.0_01]
    at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.7.0_01]
    ... 13 more