SeedProd Pro - Coming Soon Pro 6.18.12

[nanostuffmang]

Not sure if this is working. Everything I do, the plugin tells me to upgrade.

 

[redlik]

The plugin fails to show any templates, without any selected the landing pages cannot be created. Probably something to do with licence verification

 

[apollosk]

Version 6.15.15.3 is not working, I get the following error:

PHP Fatal error:  Uncaught Error: Undefined constant "SEEDPROD_PRO_API_URL" in /home/xxxxx/public_html/wp-content/plugins/seedprod-coming-soon-pro-5/resources/views/seedprod-preview.php:461
Stack trace:
#0 /home/skcmk/public_html/wp-content/plugins/seedprod-coming-soon-pro-5/app/render-csp-mm.php(630): require_once()
#1 /home/skcmk/public_html/wp-includes/class-wp-hook.php(310): SeedProd_Pro_Render->render_comingsoon_page()
#2 /home/skcmk/public_html/wp-includes/class-wp-hook.php(334): WP_Hook->apply_filters()
#3 /home/skcmk/public_html/wp-includes/plugin.php(517): WP_Hook->do_action()
#4 /home/skcmk/public_html/wp-includes/template-loader.php(13): do_action()
#5 /home/skcmk/public_html/wp-blog-header.php(19): require_once('/home/skcmk/pub...')
#6 /home/skcmk/public_html/index.php(17): require('/home/skcmk/pub...')
#7 {main}
  thrown in /home/skcmk/public_html/wp-content/plugins/seedprod-coming-soon-pro-5/resources/views/seedprod-preview.php on line 461