出现这样的警告，正常吗？

提示信息：

Warning: include(/www/wwwroot/x.0280.cc/wp-content/plugins/wpjam-basic/extends/admin/wpjam-qiniu.php): failed to open stream: No such file or directory in /www/wwwroot/x.0280.cc/wp-content/plugins/wpjam-qiniu/wpjam-qiniutek.php on line 23

Warning: include(): Failed opening \'/www/wwwroot/x.0280.cc/wp-content/plugins/wpjam-basic/extends/admin/wpjam-qiniu.php\' for inclusion (include_path=\'.:/www/server/php/72/lib/php\') in /www/wwwroot/x.0280.cc/wp-content/plugins/wpjam-qiniu/wpjam-qiniutek.php on line 23