connect failed

=>(page.inc:109),
=>(page.inc:36),
=>(bs_page.inc:32),
=>(index.php:7)接続に失敗しました。
Warning: Cannot modify header information - headers already sent by (output started at /home/htdocs/www.bridge-salon.jp/phplib/db_tools.inc:275) in /home/htdocs/www.bridge-salon.jp/phplib/page.inc on line 712

Warning: Cannot modify header information - headers already sent by (output started at /home/htdocs/www.bridge-salon.jp/phplib/db_tools.inc:275) in /home/htdocs/www.bridge-salon.jp/phplib/page.inc on line 713

Warning: Cannot modify header information - headers already sent by (output started at /home/htdocs/www.bridge-salon.jp/phplib/db_tools.inc:275) in /home/htdocs/www.bridge-salon.jp/phplib/page.inc on line 714

Warning: Cannot modify header information - headers already sent by (output started at /home/htdocs/www.bridge-salon.jp/phplib/db_tools.inc:275) in /home/htdocs/www.bridge-salon.jp/phplib/page.inc on line 716

Warning: Cannot modify header information - headers already sent by (output started at /home/htdocs/www.bridge-salon.jp/phplib/db_tools.inc:275) in /home/htdocs/www.bridge-salon.jp/phplib/page.inc on line 718

Fatal error: Call to a member function on a non-object in /home/htdocs/www.bridge-salon.jp/phplib/page.inc on line 140