Fatal error

Plugin installed since months and with new update, it doesn’t work anymore. WP gives error messages and plugin must disabled ??

Fatal error: Uncaught Error: Call to a member function set_campaign() on null in wp-dark-mode/includes/class-base.php:61 Stack trace: #0 wp-dark-mode/includes/class-base.php(359): WP_Dark_Mode->__construct() #1 wp-dark-mode/includes/class-base.php(393): WP_Dark_Mode::instance() #2 wp-dark-mode/includes/class-base.php(398): wp_dark_mode() #3 wp-dark-mode/plugin.php(29): require_once(‘/home/user/…’) #4 wp-admin/includes/plugin.php(2318): include_once(‘/home/user/…’) #5 wp-admin/plugins.php(192): plugin_sandbox_scrape() #6 {main} thrown in wp-content/plugins/wp-dark-mode/includes/class-base.php on line 61