darkopplugin

[WARNING] Error enabling plugin DarkOp
java.lang.NoClassDefFoundError: org/bukkit/event/Listener
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:763)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:468)
at java.net.URLClassLoader.access$100(URLClassLoader.java:74)
at java.net.URLClassLoader$1.run(URLClassLoader.java:369)
at java.net.URLClassLoader$1.run(URLClassLoader.java:363)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:362)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at net.md_5.bungee.api.plugin.PluginClassloader.loadClass0(PluginClassloader.java:34)
at net.md_5.bungee.api.plugin.PluginClassloader.loadClass(PluginClassloader.java:27)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
at net.md_5.bungee.api.plugin.PluginManager.enablePlugin(PluginManager.java:324)
at net.md_5.bungee.api.plugin.PluginManager.loadPlugins(PluginManager.java:232)
at net.md_5.bungee.BungeeCord.start(BungeeCord.java:266)
at net.md_5.bungee.BungeeCordLauncher.main(BungeeCordLauncher.java:62)
at net.md_5.bungee.Bootstrap.main(Bootstrap.java:15)
Caused by: java.lang.ClassNotFoundException: org.bukkit.event.Listener
at net.md_5.bungee.api.plugin.PluginClassloader.loadClass0(PluginClassloader.java:53)
at net.md_5.bungee.api.plugin.PluginClassloader.loadClass(PluginClassloader.java:27)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
... 18 more
19:13:07 [INFO] Loaded plugin cmd_find version git:cmd_find:1.13-SNAPSHOT:5aaccd2:1402 by SpigotMC
19:13:07 [INFO] Loaded plugin BungeeChat version 2.1.6.855 by shawn_ian, BrainStone
19:13:07 [INFO] Loaded plugin cmd_server version git:cmd_server:1.13-SNAPSHOT:5aaccd2:1402 by SpigotMC
19:13:07 [INFO] Loaded plugin cmd_alert version git:cmd_alert:1.13-SNAPSHOT:5aaccd2:1402 by SpigotMC
19:13:07 [INFO] Loaded plugin cmd_send version git:cmd_send:1.13-SNAPSHOT:5aaccd2:1402 by SpigotMC
19:13:07 [INFO] Loaded plugin cmd_list version git:cmd_list:1.13-SNAPSHOT:5aaccd2:1402 by SpigotMC
19:13:07 [INFO] Loaded plugin BungeeTabListPlus version 2.8.10 by CodeCrafter47
19:13:08 [INFO] Enabled plugin reconnect_yaml version git:reconnect_yaml:1.13-SNAPSHOT:5aaccd2:1402 by SpigotMC
19:13:08 [INFO] Enabled plugin cmd_find version git:cmd_find:1.13-SNAPSHOT:5aaccd2:1402 by SpigotMC