Problem po instalacji z plikiem wp-login

Więc, po instalacji chciałem się zalogować do panelu, ale było to nie możliwe z powodu jakiegoś głupiego błędu :

nad panelem logowania widnieje takie coś :

Warning: Cannot modify header information - headers already sent by (output started at /home/kinostar/domains/test.hostdell.pl/public_html/wp-config.php:1) in /home/kinostar/domains/test.hostdell.pl/public_html/wp-login.php  on line 302

Warning: Cannot modify header information - headers already sent by (output started at /home/kinostar/domains/test.hostdell.pl/public_html/wp-config.php:1) in /home/kinostar/domains/test.hostdell.pl/public_html/wp-login.php on line 314
E-gta Center

Warning: Cannot modify header information - headers already sent by (output started at /home/kinostar/domains/test.hostdell.pl/public_html/wp-config.php:1) in /home/kinostar/domains/test.hostdell.pl/public_html/wp-login.php  on line 302

Warning: Cannot modify header information - headers already sent by (output started at /home/kinostar/domains/test.hostdell.pl/public_html/wp-config.php:1) in /home/kinostar/domains/test.hostdell.pl/public_html/wp-login.php on line 314

Warning: Cannot modify header information - headers already sent by (output started at /home/kinostar/domains/test.hostdell.pl/public_html/wp-config.php:1) in /home/kinostar/domains/test.hostdell.pl/public_html/wp-includes/pluggable.php on line 665

Warning: Cannot modify header information - headers already sent by (output started at /home/kinostar/domains/test.hostdell.pl/public_html/wp-config.php:1) in /home/kinostar/domains/test.hostdell.pl/public_html/wp-includes/pluggable.php on line 666

Warning: Cannot modify header information - headers already sent by (output started at /home/kinostar/domains/test.hostdell.pl/public_html/wp-config.php:1) in /home/kinostar/domains/test.hostdell.pl/public_html/wp-includes/pluggable.php on line 667

Warning: Cannot modify header information - headers already sent by (output started at /home/kinostar/domains/test.hostdell.pl/public_html/wp-config.php:1) in /home/kinostar/domains/test.hostdell.pl/public_html/wp-includes/pluggable.php on line 868