This operation may be partially successful, Please check the status. Reason: Invalid item for MSKU with reason ITEM_WITH_NO_VALID_FC.
This error message indicates that the item has no eligible Fulfillment Center because it is a hazardous material. You can not send it to FBA so you can not list it as FBA.
You should either remove the item from the shipment or contact Seller Support if you think this is an error. You might also try listing the item as FBM.