Hello my code is ok with another PC windows with IDE Arduino 1.8.12 but on my mac i've this error when i compile my code
i don't understand the 113 error code ?
i've downloaded version arduino 1.0.6 and this OK compilation OK
OS X Lion is 10.7, so you'll either need to update your OS or else use an older version of the Arduino IDE. I'm not sure which is the newest version of the Arduino IDE you can use. You'll need to experimentally determine this. You can get all the older versions of the Arduino IDE here: