Warning: Cannot modify header information - headers already sent by (output started at /usr/lib/php/head.php:84) in /home/a5586311/public_html/mainfile.php on line 210

Warning: include(language/lang-.php) [function.include]: failed to open stream: No such file or directory in /home/a5586311/public_html/mainfile.php on line 211

Warning: include() [function.include]: Failed opening 'language/lang-.php' for inclusion (include_path='.:/usr/lib/php:/usr/local/lib/php') in /home/a5586311/public_html/mainfile.php on line 211

Warning: include(themes//theme.php) [function.include]: failed to open stream: No such file or directory in /home/a5586311/public_html/header.php on line 32

Warning: include() [function.include]: Failed opening 'themes//theme.php' for inclusion (include_path='.:/usr/lib/php:/usr/local/lib/php') in /home/a5586311/public_html/header.php on line 32

Fatal error: Call to undefined function themeheader() in /home/a5586311/public_html/header.php on line 52

Помогите пожалста. Меняла только config.php