[WARNING] Exception encountered when loading plugin: NovaBungeeAnnouncer
java.lang.NoClassDefFoundError: net/cubespace/Yamler/Config/Config
    at java.lang.ClassLoader.defineClass1(Native Method)
    at java.lang.ClassLoader.defineClass(ClassLoader.java:800)
    at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
    at java.net.URLClassLoader.defineClass(URLClassLoader.java:449)
    at java.net.URLClassLoader.access$100(URLClassLoader.java:71)
    at java.net.URLClassLoader$1.run(URLClassLoader.java:361)
    at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
    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:358)
    at com.supersourmonkey.novabungeeannouncer.NovaBungeeAnnouncer.onEnable(NovaBungeeAnnouncer.java:43)
    at net.md_5.bungee.api.plugin.PluginManager.enablePlugins(PluginManager.java:206)
    at net.md_5.bungee.BungeeCord.start(BungeeCord.java:218)
    at net.md_5.bungee.Bootstrap.main(Bootstrap.java:65)
Caused by: java.lang.ClassNotFoundException: net.cubespace.Yamler.Config.Config
    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:358)