Title: Problems after activation
Last modified: November 17, 2020

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# Problems after activation

 *  [israelforeningen](https://wordpress.org/support/users/israelforeningen/)
 * (@israelforeningen)
 * [5 years, 6 months ago](https://wordpress.org/support/topic/problems-after-activation/)
 * Wordpress Version 5.5.3
    Warning: session_name(): Cannot change session name 
   when headers already sent in /home/www/be.be.be/wp-content/plugins/wp-contacts-
   manager/wp-contacts-manager.php on line 120
 * Warning: Cannot modify header information – headers already sent by (output started
   at /home/www/be.be.be/wp-content/plugins/ajax-table-with-custom-crud-api/includes/
   class-ui.php:145) in /home/www/be.be.be/wp-includes/functions.php on line 6274
 * Warning: Cannot modify header information – headers already sent by (output started
   at /home/www/be.be.be/wp-content/plugins/ajax-table-with-custom-crud-api/includes/
   class-ui.php:145) in /home/www/be.be.be/wp-admin/includes/misc.php on line 1310
 * Warning: Cannot modify header information – headers already sent by (output started
   at /home/www/be.be.be/wp-content/plugins/ajax-table-with-custom-crud-api/includes/
   class-ui.php:145) in /home/www/be.be.be/wp-admin/admin-header.php on line 9

Viewing 1 replies (of 1 total)

 *  Thread Starter [israelforeningen](https://wordpress.org/support/users/israelforeningen/)
 * (@israelforeningen)
 * [5 years, 6 months ago](https://wordpress.org/support/topic/problems-after-activation/#post-13677113)
 * Site Health Status: A PHP session was created by a session_start() function call.
   This interferes with REST API and loopback requests. The session should be closed
   by session_write_close() before making any HTTP requests.
    How do I close this
   session?

Viewing 1 replies (of 1 total)

The topic ‘Problems after activation’ is closed to new replies.

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## Tags

 * [warning](https://wordpress.org/support/topic-tag/warning/)

 * 1 reply
 * 1 participant
 * Last reply from: [israelforeningen](https://wordpress.org/support/users/israelforeningen/)
 * Last activity: [5 years, 6 months ago](https://wordpress.org/support/topic/problems-after-activation/#post-13677113)
 * Status: not resolved