As a software developer I know software can contain or contains bugs – that is very likely. I accept that.
Looking at the (german) ebay support site they do not.
There are quite a few know issues around buying or selling as well as a searchable knowledgebase. But there is no way to tell them if something else is wrong. And don’t try to call them – a bug is out of scope for the call center.
This feels arrogant to me as a customer.
Here is what happend (Just in case ebay is interested in …)
The details of a bought article:
The customer support page:
In short: (19 || 20 ) != 22
Hope this helps!