Title: Compatibility Problem
Last modified: April 30, 2021

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# Compatibility Problem

 *  Resolved [josuelo7](https://wordpress.org/support/users/josuelo7/)
 * (@josuelo7)
 * [5 years, 1 month ago](https://wordpress.org/support/topic/compatibility-problem-17/)
 * Hi it’s there a way I can download old versions of the plugin, with the last 
   updates I start to get a compatibility error with another of my core plugins 
   Ultimate Learning Pro, every time a user try to use a button dont work, even 
   when I try to for example use a button in my user area for delete a course of
   a user I can’t, the next error appears in the console.
 * sweetalert2.min.js?ver=8.17.1:5 Uncaught TypeError: Cannot read property ‘constructor’
   of undefined
    at y (sweetalert2.min.js?ver=8.17.1:5) at ulpRemoveCourse (admin.
   min.js:29) at HTMLSpanElement.onclick (user-edit.php?user_id=2027&wp_http_referer
   =%2Fwp-admin%2Fusers.php%3Fs%3Djosueloqui%26action%3D-1%26new_role%26ur_user_approval_status%
   26ur_specific_form_user%26paged%3D1%26action2%3D-1%26new_role2%26ur_user_approval_status2%
   26ur_specific_form_user2:2945)
 * When I deactivate the plugin all work like expected.
 * Thanks for the help.

Viewing 1 replies (of 1 total)

 *  Plugin Support [sanjuacharya77](https://wordpress.org/support/users/sanjuacharya77/)
 * (@sanjuacharya77)
 * [5 years, 1 month ago](https://wordpress.org/support/topic/compatibility-problem-17/#post-14391009)
 * Hi [@josuelo7](https://wordpress.org/support/users/josuelo7/),
 * Thanks for writing in and sorry for the inconvenience caused. You can rollback
   to the previous version of the plugin using the “WP Rollback” plugin. For more
   help please refer to this link: [https://wordpress.org/plugins/wp-rollback/](https://wordpress.org/plugins/wp-rollback/)
 * At the same time, In order to fix the issue permanently with the latest version,
   we need to debug into your site why it is conflicting with the latest version.
   So please contact to our developer team from here: [https://wpeverest.com/contact/](https://wpeverest.com/contact/).
   Also, don’t forget to attach this thread link while contacting. So that the developer
   team can get the overall idea of an issue.
 * Best Regards!

Viewing 1 replies (of 1 total)

The topic ‘Compatibility Problem’ is closed to new replies.

 * ![](https://ps.w.org/user-registration/assets/icon-256x256.gif?rev=3284028)
 * [User Registration & Membership - Free & Paid Memberships, Subscriptions, Content Restriction, User Profile, Custom User Registration & Login Builder](https://wordpress.org/plugins/user-registration/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/user-registration/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/user-registration/)
 * [Active Topics](https://wordpress.org/support/plugin/user-registration/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/user-registration/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/user-registration/reviews/)

 * 1 reply
 * 2 participants
 * Last reply from: [sanjuacharya77](https://wordpress.org/support/users/sanjuacharya77/)
 * Last activity: [5 years, 1 month ago](https://wordpress.org/support/topic/compatibility-problem-17/#post-14391009)
 * Status: resolved