This is a very good find my friend! thank you very much!! We will get this fixed and will switch over to eventON based alert method and get a new version out soon. New version 1.1.15 of variations addon will fix this.
As a way of thanking you we want to offer you a coupon code to eventON addons that will give you 20% off first year cost for any addons. Code EVO20T.
Thank you!!
Kindly update to the latest version of Tickets addon 2.4.22 — should resolve that error message for non ticket products.
Changelog — https://docs.myeventon.com/documentations/changelog-event-tickets/
Kindly update to the latest version of Action User 2.5.8 we have addressed this issue in there.
It should resolve this issue which is coming from nonce verification error.
Changelog — https://docs.myeventon.com/documentations/au-changelog/

Hello David, kindly update to the latest version of EventON 5.0.2 — this will resolve the not opening issue. Make sure to clear cache after update.
changelog — https://docs.myeventon.com/documentations/eventon-changelog/
how to update — https://docs.myeventon.com/documentations/update-eventon/
Here is a patch fix code that will resolve this issue.
code: https://dev2.myeventon.com/codeshare/4Jl0sEb4rJY9
this changes will be in eventON 5.0.3
— share wp-admin access with plugin editor access if you want us to change your code for you. — https://docs.myeventon.com/documentations/how-to-enable-plugin-editor-for-wordpress/

This is the changelog for EventON 5.0.2 release.
https://docs.myeventon.com/documentations/eventon-changelog/
Hello Scott, we have gone ahead and refunded you for the order 217341. Subscription is also cancelled.
If you have more questions, kindly send us a new ticket and we would be more than happy to help you resolve your issues!
Hello Steve, we have emailed you the invoices it should come from info [at] myeventon
Glad you found the eventON license.
Hello Whitney, thank you for the message we have gone ahead and refunded you for the order and subscription for this is also cancelled. If you have any other questions kindly let us know.
We are grateful to you for using EventON!
This is on iphone. Can I get an email for you so I can loop you in on the Slack chat?