Update -- Looks like the issue has finally been resolved:
https://community.ebay.com/t5/Report-eBay-Technical-Issues/eBay-Variations-Listing-add-combination-not-working/m-p/35292161
I was able to add a new variation to one of my listings.
Noticed the same problem today -- appears to be looking at the wrong
fields when updating the content on-screen as well as when pulling it to
update their database. When adding a new variation, eBay puts the
default quantity (1) into the Title field....
His point (and mine as well since I just noticed it) is that, when
saving an updated listing in the app, the app is always changing the
listing to enable "Best Offer" at half the BIN price **even though the
lister did not want it on**. I updated seve...
