an unknown server-side error occurred while processing the command. original error packageAndLaunchActivityFrommanifest failed
Below picture describes more -
an unknown server-side error occurred while processing the command. original error packageAndLaunchActivityFrommanifest failed
Below picture describes more -
One of the reason may be you do not have "aapt" installed on your machine. Execute "sudo apt install aapt" then restart your machine. I resolved my issue like this.. I hope it works for you too..