In the context of that error "message" does not mean word, sentences, or whatever sent to another person in whatever language for the purpose of communication. It's a data rate limiting issue. Say you hit a lag spike and tried to open a treasure chest 20 times, because it just wasn't opening when you clicked it. The lag spike clears and all 20 of you opening attempts hit the server all at once, the server thinks you are flooding it and in trying to protect itself it disconnects you