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

Author: alzota

lib/web/mage/backend/bootstrap.js

@@ -62,7 +62,7 @@ define([
 
             if (jqXHR.readyState === 4) {
                 try {
-                    $('body').notification('clear');
+                    $('body').notification('clearCallbackError');
                     jsonObject = JSON.parse(jqXHR.responseText);
                     if (jsonObject.ajaxExpired && jsonObject.ajaxRedirect) { //eslint-disable-line max-depth
                         window.location.replace(jsonObject.ajaxRedirect);
@@ -87,7 +87,7 @@ define([
                      * @param {String} message
                      */
                     insertMethod: function (message) {
-                        var $wrapper = $('<div></div>').html(message);
+                        var $wrapper = $('<div class="callback"></div>').html(message);
 
                         $('.page-main-actions').after($wrapper);
                     }

lib/web/mage/backend/notification.js

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