headers already sent by[]wp-config.php:1[]/pluggable.php on line 1219

@adwordsadvertising

Check your wp-config.php file in an editor and ensure there is no white space before the opening PHP tags.

already did that.no space

and i only have access via ftp. i updated wp and after that it failed to login

@adwordsadvertising

Check that the wp-config.php file is saved without BOM.

i checked it again with amn editor, and now it works. thank you

thank you