V 1.6.0.4 à PrestaShop V 8.1.0
If you've got a lot of product variations, you're bound to be having problems administering them: Error 500, white pages, slowness, etc.
We've got the solution! Order our service, send us FTP access and access to your back office, and we'll install it for you!
Solving declination problems in PrestaShop 1.7 administration
Our solution consists in adding Ajax pagination to the product page declinations in the administration. This will give you access to your page again, and enable you to manage your declinations.
If you're able to install this fix yourself, here are the instructions: PrestaShop 1.7 declinaisons : The fix for your back-office problems