Android: Unable to find explicit activity class… startActivity from a PreferenceActivity

Question

I\'m trying to start a new Activity from a PreferenceActivity. However, it fails with \"Unable to find explicit activity class. Have you declared this activity in your Andro

Answer 1

For me this error occurred because I had moved my activity class file to a different package and for some reason Eclipse didn't refactor it correctly. Always use a fully qualified name for your activity and double-check that it is accurate.