How do I fix my messages app, it keeps shutting down?

[DonaRae Milton]

how to fix my messages app. it keeps shutting down

I pick my sister to send a message to and a pop up said "unfortunately messages has shut down" WHY? WHATS WRONG?

 

[belodion]

Re: how to fix my messages app. it keeps shutting down

Try Settings, Apps, swipe to All, scroll to Messaging (or whatever app you are using for messaging), and select Clear Cache.