If the listings of products with variations appear without the images of such variations:
1.the set of attributes size and colour does not exist because deleted
- the set of attributes in which the product father variates was created after an eBay importation. Verify that such set is not named “Attributes eBay Listing [...]” If so, please contact the support to modify the set of attributes specifying the name of the se and the name of the attribute where you want to add the images (e.g. Colour).