Fix throwing error by checkout error processor model

Author: ihor-sviziev

app/code/Magento/Checkout/view/frontend/web/js/model/error-processor.js

@@ -8,8 +8,9 @@
  */
 define([
     'mage/url',
-    'Magento_Ui/js/model/messageList'
-], function (url, globalMessageList) {
+    'Magento_Ui/js/model/messageList',
+    'consoleLogger'
+], function (url, globalMessageList, consoleLogger) {
     'use strict';
 
     return {
@@ -25,8 +26,12 @@ define([
             if (response.status == 401) { //eslint-disable-line eqeqeq
                 window.location.replace(url.build('customer/account/login/'));
             } else {
-                error = JSON.parse(response.responseText);
-                messageContainer.addErrorMessage(error);
+                try {
+                    error = JSON.parse(response.responseText);
+                    messageContainer.addErrorMessage(error);
+                } catch (e) {
+                    consoleLogger.error(e);
+                }
             }
         }
     };