Which browser are you using?
Can you use Chrome with Console open (F12) and then refresh the page.
there should be an error message shown.
Sorry this took so long. Here is the message I am getting for several of my sites when I use the plugin.
load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,utils&ver=4.0.1:4 POST http://local.guitars.dev/wp-admin/admin-ajax.php 500 (Internal Server Error)m.ajaxTransport.send @ load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,utils&ver=4.0.1:4m.extend.ajax @ load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,utils&ver=4.0.1:4app_load @ main.min.js?ver=1436618637:1orbisius_ctc_theme_editor_setup @ main.min.js?ver=1436618637:1(anonymous function) @ main.min.js?ver=1436618637:1m.Callbacks.j @ load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,utils&ver=4.0.1:2m.Callbacks.k.fireWith @ load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,utils&ver=4.0.1:2m.extend.ready @ load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,utils&ver=4.0.1:2J @ load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,utils&ver=4.0.1:2
which page are you getting this error on?
I will assume that this has been resolved in an update.
Post a new support topic if you’re still experiencing the issue.