Fatal error: Uncaught ValueError: Unknown format specifier "C" in /home/sakanaclub/sakanaclub.xsrv.jp/public_html/player.php:587
Stack trace:
#0 /home/sakanaclub/sakanaclub.xsrv.jp/public_html/player.php(587): sprintf('<a href="member...', NULL, NULL, NULL)
#1 {main}
thrown in /home/sakanaclub/sakanaclub.xsrv.jp/public_html/player.php on line 587