Warning: Cannot modify header information – headers already sent by
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I installed SNAP in all of my website which is about 5 domain all and all of them gets this error after upgrading to the latest version
https://graph.facebook.com/xx/feed
Warning: Cannot modify header information – headers already sent by (output started at /home/xx/public_html/wp-content/plugins/social-networks-auto-poster-facebook-twitter-g/nxs_functions.php:2) in /home/xx/public_html/wp-admin/post.php on line 233
Warning: Cannot modify header information – headers already sent by (output started at /home/xx/public_html/wp-content/plugins/social-networks-auto-poster-facebook-twitter-g/nxs_functions.php:2) in /home/xx/public_html/wp-includes/pluggable.php on line 896
https://wordpress.org/plugins/social-networks-auto-poster-facebook-twitter-g/
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