Are you listed on .mx or .ca? If you are, have you checked to see if you have deactivated the setting for synch your accounts? If you have not removed this synchronization, listings might be repopulating from other marketplaces.
There is a listing on the Mexico marketplace with no offers …
Do you upload updates to Amazon using excel files? … If so, do you use the same files over and over to do your updates? … If so, could it be that this ASIN is represented by a SKU on one of those excel files being upload by accident?
Ever since you originally posted, back in the OSFE days, about the FIFRA Compliance Amabot shuttering your vehicular lightbar(s) Offer-Listings over concerns with UV radiation, I’ve had a sneaking suspicion that there might some internal component of taking out Amazon’s competition via that avenue.
To be fair, that wasn’t the first instance of inexplicable hardheadedness I’d seen, not was it the latest - but in matters like these I typically lean more towards Occam’s than towards Hanlon’s Razor.
Amazon may be crazy, to be sure - but it’s crazy like a fox.