This could be related to the format of the RSS feed. You can attempt to use a different method to read the RSS. To do this, login to your website admin, then do the following:
Click on the "Website Content".
Click on "Add/Manage RSS Feed".
Select "View/Manage RSS Feeds".
Click on the name of the RSS feed you want to modify/edit.
Under the RSS Script Type item, select another type.
Click "Save Changes to RSS Feed".
Return to your website and try the page again to see if it displays correctly.
If it does not display correctly, you may submit a support request to our technical support department through your website administration or call our office and speak to a customer service representative at 1-888-995-4658, where they can advise you on if the feed you are providing is compatible.