Activity class does not exist

Question

Aaaargh! I don\'t know what\'s going on, but suddenly I can\'t launch my app. I\'m using IntelliJ and I keep getting this error. I thought maybe there was a typo somewhere i

Answer 1

One Solution:

Just create a new project and copy your classes from the old project into the new project, run the new project and it will probably work, worked for me.