A friend's dream that he is missing is a symbol of difficulty and fear of losing.
Friends dream that they are gone, which means that what you expect in your heart is existence and you are afraid of losing someone or something.
A friend dreams that he is missing, which shows that you attach great importance to that person and care about everything about him.
Friends dream that they are missing, which means that you may face some difficulties, but these difficulties will not bother you.