error 500 with wp 5.0.3

most probably you already know it, anyway here’s the log

[03-Feb-2019 11:03:56 UTC] PHP Fatal error: Uncaught Error: Call to undefined function get_editable_roles() in /home/jucrkjaa/public_html/temp/wp-content/plugins/fv-clone-screen-options/fv-screen-options.php:53
Stack trace:
#0 /home/jucrkjaa/public_html/temp/wp-content/plugins/fv-clone-screen-options/fv-screen-options.php(199): fv_screen_options_get_roles()
#1 /home/jucrkjaa/public_html/temp/wp-includes/class-wp-hook.php(286): fv_screen_options_user_register(6)
#2 /home/jucrkjaa/public_html/temp/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters(”, Array)
#3 /home/jucrkjaa/public_html/temp/wp-includes/plugin.php(453): WP_Hook->do_action(Array)
#4 /home/jucrkjaa/public_html/temp/wp-includes/user.php(1781): do_action(‘user_register’, 6)
#5 /home/jucrkjaa/public_html/temp/wp-content/themes/eventguide/portal/functions/portal.php(82): wp_insert_user(Array)
#6 /home/jucrkjaa/public_html/temp/wp-includes/class-wp-hook.php(286): register_portal_user(Object(WP))
#7 /home/jucrkjaa/public_html/temp/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filte in /home/jucrkjaa/public_html/temp/wp-content/plugins/fv-clone-screen-options/fv-screen-options.php on line 53

thank you for sharing your plugin