What Causes Unfortunately Whatsapp Has Stopped. Clear the cache and app data method 2. Start with the first method and if that doesnt solve the problem for you then proceed with the second method.

Answer 1 of 10. Clear the Cache and App Data. Youve successfully crashed your friends WhatsApp.
It might not be necessary to.
What happens is when your WhatsApp has a lot of conversations it takes a lot of time to process them and launch your app on time. Steps to clear the cache and fix Unfortunately has stopped. Open the Settings app on your Android device. Maybe your phone is overheated or its RAM is full.
