I can not activate the plugin due to an error.
Fatal error: Uncaught Error: Call to undefined method UsersWP_Form_Builder::uwp_admin_form_field_save() in /home/5dc1b994f911c81c58085783/public_html/wp-content/plugins/uwp-multisite/includes/activator.php:32 Stack trace: #0 /home/5dc1b994f911c81c58085783/public_html/wp-content/plugins/uwp-multisite/includes/activator.php(20): UWP_Multisite_Activator::uwp_create_multisite_fields() #1 /home/5dc1b994f911c81c58085783/public_html/wp-content/plugins/uwp-multisite/uwp-multisite.php(93): UWP_Multisite_Activator::activate() #2 /home/5dc1b994f911c81c58085783/public_html/wp-includes/class-wp-hook.php(288): activate_uwp_multisite(”) #3 /home/5dc1b994f911c81c58085783/public_html/wp-includes/class-wp-hook.php(312): WP_Hook->apply_filters(”, Array) #4 /home/5dc1b994f911c81c58085783/public_html/wp-includes/plugin.php(478): WP_Hook->do_action(Array) #5 /home/5dc1b994f911c81c58085783/public_html/wp-admin/plugins.php(177): do_action(‘activate_uwp-mu…’) #6 {main} thrown in /home/5dc1b994f911c81c58085783/public_html/wp-content/plugins/uwp-multisite/includes/activator.php on line 32