What does it mean when a man suddenly doesn’t call or send text messages for several days in a row?

What does it mean when a man suddenly calls and doesn’t answer text messages for several days in a row? What does it mean when a man suddenly calls and doesn’t answer or text messages for several days in a row? I don’t know what kind of relationship this man has with you. , if this man is your husband, then he must have encountered something unpleasant outside, but if this boy is your boyfriend, he must have changed his feelings towards your relationship, so you have to be prepared. Prepare, if you use a man to tell this person's phone number, it can be seen that the relationship between this man and you is not very close, so you should be on guard against such a man. If he often disappears like this, he must not be interested in the relationship between you. A long-term preparation