ACP2E-1369: clear previous error message if ajax request completed on subsequent try

Author: alzota

lib/web/mage/backend/bootstrap.js

@@ -62,8 +62,8 @@ define([
 
             if (jqXHR.readyState === 4) {
                 try {
-                    $('body').notification('clearCallbackError');
                     jsonObject = JSON.parse(jqXHR.responseText);
+
                     if (jsonObject.ajaxExpired && jsonObject.ajaxRedirect) { //eslint-disable-line max-depth
                         window.location.replace(jsonObject.ajaxRedirect);
                     }
@@ -73,10 +73,15 @@ define([
 
         /**
          * Error callback.
+         *
+         * @param {Object} jqXHR - The jQuery XMLHttpRequest object returned by $.ajax()
+         * @param {String} textStatus
          */
-        error: function () {
-            $('body').notification('clear')
-                .notification('add', {
+        error: function (jqXHR, textStatus) {
+
+            $('body').notification('clear');
+            if (jqXHR.readyState !== 0 && textStatus !== 'abort') {
+                $('body').notification('add', {
                     error: true,
                     message: $.mage.__(
                         'A technical problem with the server created an error. ' +
@@ -87,11 +92,12 @@ define([
                      * @param {String} message
                      */
                     insertMethod: function (message) {
-                        var $wrapper = $('<div class="callback"></div>').html(message);
+                        var $wrapper = $('<div></div>').html(message);
 
                         $('.page-main-actions').after($wrapper);
                     }
                 });
+            }
         }
     });
 

lib/web/mage/backend/notification.js

@@ -77,13 +77,6 @@ define([
          */
         clear: function () {
             $(this.placeholder).html('');
-        },
-
-        /**
-         * Remove generic callback error message
-         */
-        clearCallbackError: function () {
-            $('body').find('.callback .messages .message-error').parent().html('');
         }
     });