After Home button press re-launching app shows initial activity not current

Question

I have an application that has an initial activity (A - also the one specified in the launcher) from which it allows the user to launch another activity (B). I am saving the

Answer 1

This is because another instance of app is launching when icon is pressed.

  // To prevent launching another instance of app by clicking app icon 
                if (!isTaskRoot()
                        && getIntent().hasCategory(Intent.CATEGORY_LAUNCHER)
                        && getIntent().getAction() != null
                        && getIntent().getAction().equals(Intent.ACTION_MAIN)) {

                    finish();
                    return;
                }

write the above code in your launcher activity before calling setContentView. This will solve the problem