your opponent may have banned or apparently if you chat the same thing it triggers the spam filter
https://support.chess.com/en/articles/8557339-why-can-t-i-chat-or-post-in-forums-or-change-my-avatar
or it is turned off in settings
your opponent may have banned or apparently if you chat the same thing it triggers the spam filter
https://support.chess.com/en/articles/8557339-why-can-t-i-chat-or-post-in-forums-or-change-my-avatar
or it is turned off in settings
all i ever chat is the thumbs up sign????