Wrap a wait before the DOM is loaded before loading anything calling anything in app.js

js/app.js

@@ -1,3 +1,4 @@
+$(document).ready(function() {
   //Prevents resubmit on forms
   if(window.history.replaceState){
     window.history.replaceState(null, null, window.location.href);
@@ -441,8 +442,10 @@ $(function () {
   // Data Tables
   new DataTable('.dataTables');
 
+
   // Initialize International Phone Input
   const inputs = document.querySelectorAll('input[type="tel"]');
+  
   // Loop through all the selected inputs and initialize intlTelInput on each one
   inputs.forEach(input => {
     window.intlTelInput(input, {
@@ -451,3 +454,5 @@ inputs.forEach(input => {
       loadUtils: () => import("../plugins/intl-tel-input/js/utils.js") // for formatting/placeholders etc
     });
   });
+
+});