title: Wordpress: Visual Composer stuck on loading
body: <p>Today I have installed Klaus Theme 1.5.2.Everything goes good but, then I tried to edit a Page and add Visual Composer elements the loading bar keeps loading. I have installed this theme with WPBackery on several servers and WP installments but same error.The plugin version is 1.5.2 and it can't be changed.
  Please Help!</p>