There are 2 free plugins which add variation gallery capability to your WooCommerce site and it's supposed to work with both of these but it looks like something changed.
Configure a gallery for the variations using the external image field sources
Visit the product page
See the broken image
I need you to fix these broken images, trace through the code and find out why it's going wrong. Once you've fixed it for the above, deactivate that plugin, and repeat your tests for this plugin: Variation Images Gallery for WooCommerce (FREE)
I need you to investigate and fix this as a matter of urgency.
https://discord.com/channels/837258064704438282/880089157299499048/1269999628942577734
There are 2 free plugins which add variation gallery capability to your WooCommerce site and it's supposed to work with both of these but it looks like something changed.
I need you to fix these broken images, trace through the code and find out why it's going wrong. Once you've fixed it for the above, deactivate that plugin, and repeat your tests for this plugin: Variation Images Gallery for WooCommerce (FREE)