I play on an aternos server (1.19) with my friends and sometimes I can't join the server and other times I can play just fine. I don't know what causes it and why it's only sometimes that I can't play.

internal exception: io.netty.handler.codec.Decoderexception: java.lang.IndexOut OfBoundsException: readerIndex(28) + length(1) exceeds writerIndex(28): PooledUnsafeDirectByteBuf(ridx: 28, widx: 28, cap: 28