Xandr RTB error 100: Bid was Below Auction Floor
What Xandr says
The bid was below the auction floor.
Xandr reports this integer in the ${AUCTION_LOSS} macro on the bid's lurl. A search for Xandr RTB error 100 is this code.
What was checked
Xandr uses this OpenRTB number. The exchange compared bid.price with imp.bidfloor. The floor's currency is imp.bidfloorcur, which defaults to USD. A currency listed in the request cur array does not set the floor currency.
What to change
Bid at or above the floor.
The same number in OpenRTB
OpenRTB loss reason 100 is Bid was Below Auction Floor. Xandr publishes this integer with that meaning.