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

When starting an activity from inside another you need to provide your AndroidManifest file the parent child relationship, to ensure that the started activity will return its result to you requires parent activity. example,