Can anyone explain what this error meant for my bungeecord server and what should I do to fix it? If any additional information are needed, please let me know in comments.
[SEVERE] [/51.68.106.183:56642] <-> InitialHandler - encountered exception
java.lang.IllegalArgumentException: Unexpected packet received during login process!
[SEVERE] [/51.68.106.183:56642] <-> InitialHandler - encountered exception
java.lang.IllegalArgumentException: Unexpected packet received during login process!