why would a android phone all of a sudden not show display of the text i am sending or receivin?

[AC Question]

the text i am sending or receiving doesnt display all of the sudden but the person i am texting can see the ones i sent them and the ones they send me back. please help?

 

[B. Diddy]

Welcome to Android Central! Which phone, and which messaging app? What do you see--is it only previous messages in the conversation?