How to remove this Warning in Wordpress -


warning cannot modify header information - headers sent in wordpress

warning: cannot modify header information - headers sent (output started @ /home1/arnell75/public_html/makemoneyonlinein1day.com/arc-arnell/wp-content/plugins/facebook-like-box-widget/facebook-like-box-widget.php:1) in /home1/arnell75/public_html/makemoneyonlinein1day.com/arc-arnell/wp-includes/pluggable.php on line 876

it because there spaces, new lines, or other stuff before opening tag, typically in wp-config.php.

how solve headers sent warning problem?


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