Title: Captainform plugin causing critical issues
Last modified: January 8, 2021

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# Captainform plugin causing critical issues

 *  [Peter Ditzel](https://wordpress.org/support/users/wordo3/)
 * (@wordo3)
 * [5 years, 4 months ago](https://wordpress.org/support/topic/captainform-plugin-causing-critical-issues/)
 * I just updated to WordPress 5.6, and Captainform is causing Critical Issues “
   An active PHP session was detected,” “The REST API encountered an error,” and“
   Your site could not complete a loopback request.”

The topic ‘Captainform plugin causing critical issues’ is closed to new replies.

 * ![](https://s.w.org/plugins/geopattern-icon/captainform_84768f.svg)
 * [Forms by CaptainForm - Form Builder for WordPress](https://wordpress.org/plugins/captainform/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/captainform/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/captainform/)
 * [Active Topics](https://wordpress.org/support/plugin/captainform/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/captainform/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/captainform/reviews/)

## Tags

 * [critical issues](https://wordpress.org/support/topic-tag/critical-issues/)
 * [plugin-errors](https://wordpress.org/support/topic-tag/plugin-errors/)

 * 0 replies
 * 1 participant
 * Last reply from: [Peter Ditzel](https://wordpress.org/support/users/wordo3/)
 * Last activity: [5 years, 4 months ago](https://wordpress.org/support/topic/captainform-plugin-causing-critical-issues/)
 * Status: not resolved