Since the last few weeks, in the sandbox environment, the AddFixedPriceItem API has always returned Sorry, error is when creating your item.10090
response errors :
<Errors>
<ShortMessage>Sorry, error is encountered when creating your item.</ShortMessage>
<LongMessage>Sorry, error is encountered when creating your item.</LongMessage>
<ErrorCode>10090</ErrorCode>
<SeverityCode>Error</SeverityCode>
<ErrorClassification>SystemError</ErrorClassification>
</Errors>
This is a very confusing question because the data is correct.
Here's a related question, but it's not the answer I want
One feature of our product needs to be optimized according to this API. If it doesn't pass in the sandbox, it is difficult for us to decide whether to put it into production