Android: Unable to instantiate activity / ClassNotFoundException

Question

I recently published an app to the market and I\'m now getting an error by some user, the app presumably crashes right when it starts. Unfortunately I can\'t contact him dir

Answer 1

This doesn't apply to the OP's question, but it did to mine and it took me quite some time to figure it out: when using the Google Maps API, make sure you've included the library declaration in the application manifest.

For instance:

public class MyActivity extends MapActivity {
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
    }

    @Override
    protected boolean isRouteDisplayed() {
        return false;
    }

}

In AndroidManifest.xml: