While the theme is activated, the thumbnails for the goods are not loaded. After saving product, miniature disappears. The only way off topic and enable the addition of thumbnails. What could hinder loaded in the topic?
Flashlight prevents upload thumbnails on WooCommerce2 posts from 2 voices
Flashlight doesn't use the default "featured" image but you can upload the product images by using the green "Upload" button on the product editor page.
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