.

src/pages/Machinery/Machinery/edit.jsx

   const [cooperativeList, setCooperativeList] = useState([]);
 
   const Submit = (data) => {
-    var newData = { ...data, buyDate: data.buyDate.format('YYYY-MM-DDTHH:mm:ss.SSS[Z]') };
+    var newData = { ...data }
+    if (data.buyDate) {
+      newData = { ...data, buyDate: data.buyDate.format('YYYY-MM-DDTHH:mm:ss.SSS[Z]') };
+    }
     setLoading(true);
 
     if (id) {
     }
   };
 
-  const onDateChange = () => {};
+  const onDateChange = () => { };
   const imageInput = (image) => {
     return {
       uid: image.imageId,