Error: Relist Items: Success
ebayid:82 Failure | ErrorCode:37
ShortMessage:Input data is invalid.
LongMessage:Input data for tag <Item.PictureDetails.GalleryURL> is invalid or missing. Please check API documentation.
Item.PictureDetails.GalleryURL
Solution:
Go to Settings > Selling > eBay Options
Change Use Default Image for Variations to ON