problem your plugin SiteOrigin Widgets Bundle
By 1simon, 2 years ago. Last reply by Andrew Misplon, 2 years ago
Whenever I install a new plugin, a message from your plugin appears Warning: Cannot modify header information – headers already sent by (output started at /home/studiojo/public_html/wp-includes/functions.php:5275) in /home/studiojo/public_html/wp-content/plugins/so-widgets-bundle/compat/compat.php on line 135