3768361 - "User has no authorization for operation 01 on object" when using API_CV_ATTACHMENT_SRV for Purchase Requisitions

• Calling the OData service API_CV_ATTACHMENT_SRV, entity CreateUrlAsAttachment, to add a URL as an attachment to a Purchase Requisition returns an error.
• Error message: "User has no authorization for operation 01 on object"
• Error message variant: "User has no authorization for operation 01 on object BUS2105"

SAP S/4HANA Cloud Public Edition

API_CV_ATTACHMENT_SRV, CreateUrlAsAttachment, LinkedSAPObjectKey, BUS2105, purchase requisition, GOS, URL attachment, authorization error, operation 01, CA-DMS, OData, attachment service, header-level attachment, BusinessObjectTypeName, SAPObjectType , KBA , MM-PUR-REQ-BAPI-2CL , BAPIs - Purchase requisition (Public Cloud) , Problem