Fatal error: Uncaught Error: Class 'LRM_Form_Fields_Manager' not found
in /home/max607204/dev.maxim-kaminsky.com/html/wp-content/plugins/ajax-login-and-registration-modal-popup-pro-dev/class-lrm-pro.php on line 34

Call stack:

1. LRM_Pro::init()
   wp-content/plugins/ajax-login-and-registration-modal-popup-pro-dev/class-lrm-pro.php:59
2. LRM_Pro::__construct()
   wp-content/plugins/ajax-login-and-registration-modal-popup-pro-dev/class-lrm-pro.php:240
3. LRM_Pro::get()
   wp-includes/class-wp-hook.php:292
4. WP_Hook::apply_filters()
   wp-includes/class-wp-hook.php:316
5. WP_Hook::do_action()
   wp-includes/plugin.php:484
6. do_action()
   wp-settings.php:423
7. require_once()
   wp-config.php:100
8. require_once()
   wp-load.php:37
9. require_once()
   wp-blog-header.php:13
10. require()
    index.php:17