more info about the error:
Top model targets built:
Model Action Rebuild Reason
==================================================================================
arduino_gettingstarted Failed Code generation information file does not exist.
0 of 1 models built (0 models already up to date)
Build duration: 0h 0m 21.295s
Error:The following error occurred during deployment to your hardware board:
Failed to detect host COM port of Uno board.
Install or update the Arduino board driver and try again.
If the problem still persists, enter the host COM port number manually in the 'Configuration Parameters > Target hardware resources > Host-board connection' and try again.