try to see why sensor value doesnt show on website

src/Python/flask/web/static/script.js

@@ -25,9 +25,12 @@ document.addEventListener("DOMContentLoaded", function() {
 
   // Fetch data from the server
   async function fetchData() {
+    try{
     const response = await fetch("/data");
     const data = await response.json();
     return data;
+  } catch (error) {
+    console.error("Error:", error);
   }
 
   // Parse the data and show it on the website