Title: warning for php
Last modified: June 25, 2021

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# warning for php

 *  [Marklcm](https://wordpress.org/support/users/marklcm/)
 * (@marklcm)
 * [4 years, 9 months ago](https://wordpress.org/support/topic/warning-for-php/)
 * Warning: Use of undefined constant IVBR_SMTP_ACCESS – assumed ‘IVBR_SMTP_ACCESS’(
   this will throw an Error in a future version of PHP) in /home/customer/www/example.
   site/public_html/wp-content/plugins/invitation-based-registrations/admin/partials/
   invitation-based-registrations-smtp.php on line 5
 * This warning is displayed on the smtp page.
    It seems to have been an error for
   a few years going by a fairly old post in this forum

Viewing 1 replies (of 1 total)

 *  [YogieAnamCara](https://wordpress.org/support/users/yogieanamcara/)
 * (@yogieanamcara)
 * [4 years, 5 months ago](https://wordpress.org/support/topic/warning-for-php/#post-15023063)
 * I do get similar errors in regards to SMTP:
 * `Sun Oct 31 18:16:43 2021] [php7:error] [pid 8429] [client 88.74.193.155] [host
   teilnehmer.xxx.de] PHP Fatal error: Uncaught TypeError: Argument 1 passed to 
   Invitation_Based_Registrations_Admin::invitation_based_registrations_configure_smtp()
   must be an instance of PHPMailer, instance of PHPMailer\\PHPMailer\\PHPMailer
   given, called in /is/htdocs/xxx/www/xxx/wp-includes/class-wp-hook.php on line
   303 and defined in /is/htdocs/xxx/www/xxx/wp-content/plugins/invitation-based-
   registrations/admin/class-invitation-based-registrations-admin.php:90\nStack 
   trace:\n#0 /is/htdocs/xxx/www/xxx/wp-includes/class-wp-hook.php(303): Invitation_Based_Registrations_Admin-]
   invitation_based_registrations_configure_smtp(Object(PHPMailer\\PHPMailer\\PHPMailer))\
   n#1 /is/htdocs/xxx/www/xxx/wp-includes/class-wp-hook.php(327): WP_Hook-]apply_filters(
   NULL, Array)\n#2 /is/htdocs/xxx/www/xxx/wp-includes/plugin.php(518): WP_Hook-]
   do_action(Array)\n#3 /is/htdocs/xxx/www/xxx/wp-includes/pluggable.php(538): do_a
   in /is/htdocs/xxx/www/xxx/wp-content/plugins/invitation-based-registrations/admin/
   class-invitation-based-registrations-admin.php on line 90
    -  This reply was modified 4 years, 5 months ago by [YogieAnamCara](https://wordpress.org/support/users/yogieanamcara/).

Viewing 1 replies (of 1 total)

The topic ‘warning for php’ is closed to new replies.

 * ![](https://s.w.org/plugins/geopattern-icon/invitation-based-registrations.svg)
 * [Invitation Based Registrations](https://wordpress.org/plugins/invitation-based-registrations/)
 * [Support Threads](https://wordpress.org/support/plugin/invitation-based-registrations/)
 * [Active Topics](https://wordpress.org/support/plugin/invitation-based-registrations/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/invitation-based-registrations/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/invitation-based-registrations/reviews/)

 * 1 reply
 * 2 participants
 * Last reply from: [YogieAnamCara](https://wordpress.org/support/users/yogieanamcara/)
 * Last activity: [4 years, 5 months ago](https://wordpress.org/support/topic/warning-for-php/#post-15023063)
 * Status: not resolved