First, the environment
macOS + AS 3.5.2
Two, Scene
Click operation, the normal operation of the emulator, the debug apk packet generated in some real machine emulator or not installed (AS comes simulator installed).
Third, the causes and solutions
1. AS 3.0 is enabled by default instance functions (start 2.0 new features), can try to run off and then the button;
2. click on the Run button to generate the package will not be complete, use the menu build-> buikd apk (s) of generation is ok;