Error message

• Warning: include_once(/var/www/html/profiles/backoffice/modules/custom/server_restful/plugins/restful/user/available/available.inc): failed to open stream: No such file or directory in include_once() (line 480 of profiles/backoffice/modules/contrib/ctools/includes/plugins.inc).
• Warning: include_once(): Failed opening '/var/www/html/profiles/backoffice/modules/custom/server_restful/plugins/restful/user/available/available.inc' for inclusion (include_path='.:/usr/local/lib/php') in include_once() (line 480 of profiles/backoffice/modules/contrib/ctools/includes/plugins.inc).