ISBN, UPC, EAN or ePid is not found on Sandbox eBay

Many eBay ProductIDs that are mapped to ISBN and UPC values in Production are not available in the Sandbox.

Please check also: http://docs.m2epro.com/x/TQAJAQ for M2E Pro M1 and http://docs.m2epro.com/x/7gMtAQ for M2E Pro M2

 

eBay Integration