Does the blank page appear also if you disable Display Grid plugin? If this is the case, than it probably does not work well with one of the content Plugins on your website. One thing you coult try it to change the order of plugins. Try to order the Display Grid as the firs one or as the last one. If this will not help, it would be nice if you could determine which plugin on your website does not wor well with Display Grid. You can do it by disabling one by one or reordering them. Once we know which plugin is coliding with Display Grid we will be able to do some tests, reproduce the situation and repair our plugin to make it work.
