Everything I'm doing, it's doing duplicated. Create an album? Creates 2
Batch adding? After adding, it tries to re-add. If it's just one image, it adds as double, delete one, the other breaks cause its just one file
both on php versions 8.1 and 8.4
A link to the site in question will help here.
Sorry for the late reply, I set to be notified of answers, but it's not working
It's https://tomcruisefan.com/gallery/index.php
It would seem that your theme theme.php file is adding the javascript parts twice. This is likely causing some of your actions to be interpreted twice.
I have the same theme on other sites without issue.
But I uploaded a copy of another theme's theme.php and it seems to have stopped