Thank you daymek for the update. So the whole issue is because php8 stop supporting UTC+ timezones. They want to use more location specific timezones from timezone text strings.
So in wordpress you can switch to location timezone strings instead of the UTC timezones for future 🙂
Please try redownloading 4.3.1 and see if you still get this error.
Found it in the Language section. 🙂

And here you’ll see the custom naming

Here’s an image of the filter
Licensee:
review proptrade
Purchase Date:
2022-12-20 17:13:57 UTC
email reviewproptrade@gmail.com
http://villaleonhardt.muve-entwicklung.de/wp-include/upload.csv
I am getting an invalid email on that- I’ll assign ashan to this
but is there any other email address that could be used?
also this may not be the case:
if you have bought eventon you bought that from code canyon
only addons are bought from myeventon