Fatal error: Uncaught Error: Undefined constant "D_NAME" in /home/dikoffice/dik.co.jp/public_html/prg/iwakami/php/const.php:3 Stack trace: #0 /home/dikoffice/dik.co.jp/public_html/prg/iwakami/php/common.php(2): require_once() #1 /home/dikoffice/dik.co.jp/public_html/prg/iwakami/php/mail/index.php(2): require_once('/home/dikoffice...') #2 {main} thrown in /home/dikoffice/dik.co.jp/public_html/prg/iwakami/php/const.php on line 3