[B4] System -> API -> API Logs & REST API Reference

ErrorException: Class IPS\nexus\api\shipments could not be loaded. Ensure it is in the correct namespace. (256)
#0 [internal function]: IPS\IPS::errorHandler()
#1 /home/sosinvisioncom/public_html/init.php(749): trigger_error()
#2 [internal function]: IPS\IPS::autoloader()
#3 /home/sosinvisioncom/public_html/system/Api/Controller.php(284): class_exists()
#4 /home/sosinvisioncom/public_html/applications/core/modules/admin/applications/apiLogs.php(136): IPS\Api\Controller::getAllEndpoints()
#5 /home/sosinvisioncom/public_html/system/Dispatcher/Controller.php(139): IPS\core\modules\admin\applications\apiLogs->manage()
#6 /home/sosinvisioncom/public_html/applications/core/modules/admin/applications/apiLogs.php(64): IPS\Dispatcher\Controller->execute()
#7 /home/sosinvisioncom/public_html/applications/core/modules/admin/applications/api.php(148): IPS\core\modules\admin\applications\apiLogs->execute()
#8 /home/sosinvisioncom/public_html/system/Dispatcher/Controller.php(139): IPS\core\modules\admin\applications\api->__call()
#9 /home/sosinvisioncom/public_html/system/Dispatcher/Dispatcher.php(169): IPS\Dispatcher\Controller->execute()
#10 /home/sosinvisioncom/public_html/admin/index.php(15): IPS\Dispatcher->run()
#11 {main}

This install was an upgrade from 4.7.18. I can't reproduce it on a fresh install, probably due to the applications/nexus/api/shipments.php file present on upgraded boards.