BungeeCord Errors

I have a Problem with BungeeCord its showing me Errors when i start it does someone know how to fix it?


18:02:37 [SEVERE] Exception in thread "main"
18:02:37 [SEVERE] java.lang.RuntimeException: Invalid configuration encountered - this is a configuration error and NOT a bug! Please attempt to fix the error or see https://www.spigotmc.org/ for help.
18:02:37 [SEVERE] at net.md_5.bungee.conf.YamlConfig.load(YamlConfig.java:73)
18:02:37 [SEVERE] at...

BungeeCord Errors