SharePoint 2010 2013 Timeout Was Unable to Fetch Children for Node Value Cannot Be Null

INTRODUCTION Out of nowhere my SharePoint 2013 site (and has happened on my other 2010 farm, too) is timing out on a particular sub-site. The whole site still loads but when I go to this particular sub-site, I just got timeout. After an intensive research I found out that when you publish a page in […]