--- a/vcard.js
+++ b/vcard.js
@@ -61,7 +61,7 @@ function initVCard(connection) {
         if (vcard_bday.value)
             iq.c('bday')
                 .c('date').t(vcard_bday.value).up().up();
-        connection.sendIQ(iq, onVCard4Changed, onVCard4ChangeError.bind(null, 'coucou'));
+        connection.sendIQ(iq, onVCard4Changed, onVCard4ChangeError);
         displaySpinner(spinner_img);
     }
 
@@ -75,10 +75,12 @@ function initVCard(connection) {
         spinnerOk(spinner_img);
     }
 
-    function onVCard4ChangeError(string)
+    function onVCard4ChangeError(iq)
     {
-        console.log('Failed to set vCard4: ' + string);
-        spinnerError(spinner_img);
+        const [condition, text] = parseErrorIq(iq);
+        const string = 'Failed to set vCard4: ' + condition + ': ' + text;
+        console.log(string);
+        spinnerError(spinner_img, string);
     }
 
     vcard_access.addEventListener('change', function (evt) {