Serial number is not mandatory when receiving a purchase order DescriptionWhen receiving a PO, if the user only enters the asset tag number and NOT the serial number, we get an error "Unexpected error has occurred". Happened after upgrade to paris.Release or EnvironmentParisCauseMaking serial number mandatory is new feature introduced in 'Paris', which will be turned off by default for upgrading customers.ResolutionIn upgraded instance the field does not show up as mandatory.-> Making serial number mandatory is new feature introduced in 'Paris', which will be turned off by default for upgrading customers.This feature is controlled by a system property "glide.asset.create_ci_with_ire".Release notes - https://docs.servicenow.com/csh?topicname=c_ManagingAssets.html&version=latestThe current issue has nothing to do with the new feature introduced in 'Paris', as the property is turned off.Additional Informationhttps://docs.servicenow.com/csh?topicname=c_ManagingAssets.html&version=latest