Title: [Plugin: Jetpack by WordPress.com] Broken activation Last modified: August 20, 2016 --- # [Plugin: Jetpack by WordPress.com] Broken activation * [orionrush](https://wordpress.org/support/users/orionrush/) * (@orionrush) * [14 years, 2 months ago](https://wordpress.org/support/topic/plugin-jetpack-by-wordpresscom-broken-activation/) * got the following when trying to activate via the floating notice on the top of the admin page: * Notice: add_contextual_help is deprecated since version 3.3! Use get_current_screen()- >add_help_tab() instead. in /f5/trdev/public/blog/wp-includes/functions.php on line 3467 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-includes/pluggable.php on line 866 * and later after trying to activate though the plugin page: * Notice: add_contextual_help is deprecated since version 3.3! Use get_current_screen()- >add_help_tab() instead. in /f5/trdev/public/blog/wp-includes/functions.php on line 3467 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-content/plugins/jetpack/jetpack.php on line 2343 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-content/plugins/jetpack/jetpack.php on line 2328 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-includes/pluggable.php on line 866 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-content/plugins/jetpack/jetpack.php on line 2343 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-content/plugins/jetpack/jetpack.php on line 2343 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-includes/pluggable.php on line 866 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-content/plugins/jetpack/jetpack.php on line 2343 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-content/plugins/jetpack/jetpack.php on line 2343 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-includes/pluggable.php on line 866 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-content/plugins/jetpack/jetpack.php on line 2343 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-content/plugins/jetpack/jetpack.php on line 2343 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-includes/pluggable.php on line 866 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-content/plugins/jetpack/jetpack.php on line 2343 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-content/plugins/jetpack/jetpack.php on line 2343 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-includes/pluggable.php on line 866 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-content/plugins/jetpack/jetpack.php on line 2343 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-content/plugins/jetpack/jetpack.php on line 2343 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-includes/pluggable.php on line 866 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-content/plugins/jetpack/jetpack.php on line 2343 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-content/plugins/jetpack/jetpack.php on line 2343 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-includes/pluggable.php on line 866 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-content/plugins/jetpack/jetpack.php on line 2343 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-content/plugins/jetpack/jetpack.php on line 2343 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-includes/pluggable.php on line 866 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-content/plugins/jetpack/jetpack.php on line 2343 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-content/plugins/jetpack/jetpack.php on line 2343 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-content/plugins/jetpack/jetpack.php on line 2343 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-includes/pluggable.php on line 866 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-content/plugins/jetpack/jetpack.php on line 2343 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-content/plugins/jetpack/jetpack.php on line 2343 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-includes/pluggable.php on line 866 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-content/plugins/jetpack/jetpack.php on line 2343 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-content/plugins/jetpack/jetpack.php on line 2343 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-content/plugins/jetpack/jetpack.php on line 2343 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-content/plugins/jetpack/jetpack.php on line 2343 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-includes/pluggable.php on line 866 * Warning: Cannot modify header information – headers already sent by (output started at /f5/trdev/public/blog/wp-includes/functions.php:3467) in /f5/trdev/public/ blog/wp-content/plugins/jetpack/jetpack.php on line 2343 * [http://wordpress.org/extend/plugins/jetpack/](http://wordpress.org/extend/plugins/jetpack/) Viewing 1 replies (of 1 total) * Plugin Contributor [Tim Moore](https://wordpress.org/support/users/tmoorewp/) * (@tmoorewp) * [14 years, 2 months ago](https://wordpress.org/support/topic/plugin-jetpack-by-wordpresscom-broken-activation/#post-2643649) * Are you still seeing these messages after you activate the plugin and navigate back to your Dashboard? Viewing 1 replies (of 1 total) The topic ‘[Plugin: Jetpack by WordPress.com] Broken activation’ is closed to new replies. * ![](https://ps.w.org/jetpack/assets/icon.svg?rev=2819237) * [Jetpack - WP Security, Backup, Speed, & Growth](https://wordpress.org/plugins/jetpack/) * [Frequently Asked Questions](https://wordpress.org/plugins/jetpack/#faq) * [Support Threads](https://wordpress.org/support/plugin/jetpack/) * [Active Topics](https://wordpress.org/support/plugin/jetpack/active/) * [Unresolved Topics](https://wordpress.org/support/plugin/jetpack/unresolved/) * [Reviews](https://wordpress.org/support/plugin/jetpack/reviews/) * 1 reply * 2 participants * Last reply from: [Tim Moore](https://wordpress.org/support/users/tmoorewp/) * Last activity: [14 years, 2 months ago](https://wordpress.org/support/topic/plugin-jetpack-by-wordpresscom-broken-activation/#post-2643649) * Status: not resolved