Javascript – Getting the error: "Uncaught TypeError: Cannot set properties of null (setting 'innerHTML') at xhttp.onreadystatechange" after getting output once
I am fetching data (temperature, humidity and gas) from sensor (DHT11 and MQ4) using ESP8266 (NodeMCU) and show them in the website, everything works fine in the view but when I go to console I see this error: "(index):18 Uncaught…