Quote Originally Posted by niestudio View Post
Not sure about zen magnific. Since you installed outher things as well, I'd suggest just restoring to your backup and then install one at a time to track things down.
Both these plugins alter the modules/additional_images.php and templates/tpl_modules_main_product_image.php and should not be used together.

Zen Magnific is very light weight, 100% responsive, has some downfalls like all the admin configurations. You should choose one or the other.