Fatal error: Uncaught Error: Interface "Simple_History\Channels\Interfaces\Channel_Interface" not found in /var/www/html/wp-content/plugins/simple-history/inc/channels/class-channel.php:16
Stack trace:
#0 /var/www/html/wp-content/plugins/simple-history/inc/class-autoloader.php(218): require()
#1 /var/www/html/wp-content/plugins/simple-history/inc/class-autoloader.php(173): Simple_History\Autoloader->require_file('/var/www/html/w...')
#2 /var/www/html/wp-content/plugins/simple-history/inc/class-autoloader.php(122): Simple_History\Autoloader->load_mapped_file('Simple_History\\', 'Channels\\Channe...')
#3 /var/www/html/wp-content/plugins/simple-history/inc/channels/class-file-channel.php(18): Simple_History\Autoloader->load_class('Simple_History\\...')
#4 /var/www/html/wp-content/plugins/simple-history/inc/class-autoloader.php(218): require('/var/www/html/w...')
#5 /var/www/html/wp-content/plugins/simple-history/inc/class-autoloader.php(173): Simple_History\Autoloader->require_file('/var/www/html/w...')
#6 /var/www/html/wp-content/plugins/simple-history/inc/class-autoloader.php(122): Simple_History\Autoloader->load_mapped_file('Simple_History\\', 'Channels\\File_C...')
#7 /var/www/html/wp-content/plugins/simple-history/inc/channels/class-channels-manager.php(49): Simple_History\Autoloader->load_class('Simple_History\\...')
#8 /var/www/html/wp-content/plugins/simple-history/inc/channels/class-channels-manager.php(36): Simple_History\Channels\Channels_Manager->register_core_channels()
#9 /var/www/html/wp-content/plugins/simple-history/inc/services/class-channels-service.php(29): Simple_History\Channels\Channels_Manager->loaded()
#10 /var/www/html/wp-content/plugins/simple-history/inc/class-simple-history.php(260): Simple_History\Services\Channels_Service->loaded()
#11 /var/www/html/wp-content/plugins/simple-history/inc/class-simple-history.php(209): Simple_History\Simple_History->load_service('Simple_History\\...')
#12 /var/www/html/wp-content/plugins/simple-history/inc/class-simple-history.php(120): Simple_History\Simple_History->load_services()
#13 /var/www/html/wp-content/plugins/simple-history/inc/class-simple-history.php(99): Simple_History\Simple_History->init()
#14 /var/www/html/wp-content/plugins/simple-history/inc/class-simple-history.php(289): Simple_History\Simple_History->__construct()
#15 /var/www/html/wp-content/plugins/simple-history/index.php(117): Simple_History\Simple_History::get_instance()
#16 /var/www/html/wp-settings.php(522): include_once('/var/www/html/w...')
#17 /var/www/html/wp-config.php(147): require_once('/var/www/html/w...')
#18 /var/www/html/wp-load.php(50): require_once('/var/www/html/w...')
#19 /var/www/html/wp-blog-header.php(13): require_once('/var/www/html/w...')
#20 /var/www/html/index.php(17): require('/var/www/html/w...')
#21 {main}
  thrown in /var/www/html/wp-content/plugins/simple-history/inc/channels/class-channel.php on line 16