Read product and offer diffusion reports to check that your products are properly configured, either at product creation level (product feed) or updates (offer feed).
These reports list only the items which were rejected by ManoMano. For each product in error, ManoMano specifies the reason for the rejection.
ManoMano integration reports are not available in Lengow.
To consult them, log on to your ManoMano seller's account, go to "Catalog" > "Import report", then click on "Download your import report".