WordPress error or warning massage (wp-config.php issue) 
Warning: Cannot modify header information – headers already sent by (output started at //home/htdocs/wordpress/wp-config.php:1) in /home/htdocs/wordpress/wp-login.php on line 12
How to fix:
 
Warning: Cannot modify header information – headers already sent by (output started at //home/htdocs/wordpress/wp-config.php:1) in /home/htdocs/wordpress/wp-login.php on line 12
How to fix:
- Open your wp-config.php file with editor to edit it .
 - Remove all the spases before “” symbols
 - If “?>” symbol is missing just add it at the end of the page.
 - Now save your file and check.
 
 WordPress error or warning massage (functions.php issue)
Warning: Cannot modify header information – headers already sent by (output started at /home/public_html/wp/wp-content/themes/Monaco/functions.php:24) in /home/public_html/wp/wp-includes/pluggable.php 
How to fix: 
- Open your functions.php file with editor to edit it this is located at ” wp-content/themes/your theme name/functions.php”.
 - Remove all the spases before “” symbols
 - If “?>” symbol is missing just add it at the end of the page.
 - Now save your file and check.
 
Warning:  Cannot modify
 header information – headers already sent by (output started at 
/home/public_html/wp/wp-content/themes/Monaco/functions.php:24) in 
/home/public_html/wp/wp-includes/pluggable.php 
Read more at How To Fix WordPress Error : cannot modify header information
Read more at How To Fix WordPress Error : cannot modify header information
Open your wp-config.php file with editor to edit it .
Read more at How To Fix WordPress Error : cannot modify header informatio
Read more at How To Fix WordPress Error : cannot modify header informatio
How to fix it.
    Open your wp-config.php file with editor to edit it .
    Remove all the spases before  “” symbols
    If  “?>” symbol is missing just add it at the end of the page.
    Now save your file and check
Read more at How To Fix WordPress Error : cannot modify header information
Read more at How To Fix WordPress Error : cannot modify header information
Open your wp-config.php file with editor to edit it .
Remove all the spases before  “” symbols
If  “?>” symbol is missing just add it at the end of the page.
Now save your file and check.
Read more at How To Fix WordPress Error : cannot modify header information
Read more at How To Fix WordPress Error : cannot modify header information
How to fix it.
    Open your wp-config.php file with editor to edit it .
    Remove all the spases before  “” symbols
    If  “?>” symbol is missing just add it at the end of the page.
    Now save your file and check.
Read more at How To Fix WordPress Error : cannot modify header information
Read more at How To Fix WordPress Error : cannot modify header information
How to fix it.
    Open your wp-config.php file with editor to edit it .
    Remove all the spases before  “” symbols
    If  “?>” symbol is missing just add it at the end of the page.
    Now save your file and check.
Read more at How To Fix WordPress Error : cannot modify header information
Read more at How To Fix WordPress Error : cannot modify header information
How to fix it.
    Open your wp-config.php file with editor to edit it .
    Remove all the spases before  “” symbols
    If  “?>” symbol is missing just add it at the end of the page.
    Now save your file and check.
Warning: Cannot modify header information - mytrickpages.com
 Warning: Cannot modify header information - mytrickpages.com
Read more at How To Fix WordPress Error : cannot modify header information
Read more at How To Fix WordPress Error : cannot modify header information
How to fix it.
    Open your wp-config.php file with editor to edit it .
    Remove all the spases before  “” symbols
    If  “?>” symbol is missing just add it at the end of the page.
    Now save your file and check.
Warning: Cannot modify header information - mytrickpages.com
 Warning: Cannot modify header information - mytrickpages.com
Read more at How To Fix WordPress Error : cannot modify header information
Read more at How To Fix WordPress Error : cannot modify header information