FrostyyPlayz

So the server fixed itself just by leaving it for 15 hours, thanks for replying tho, and also keep up the good work!

Not sure bout the keepinv but the version is 1.15 until 1.16 is released

So every time I join my server i get this message and so do my friends. I have restarted it several times and don't want to lose all the data as i have several weeks put into it: Internal Exception: io.netty.handler.codec.EncoderException: java.lang.IllegalException: Invalid key. Must be [a-z0-9/._-]: