This KBA explains the usage of Transaction Code HRUSER to check PerNr User assignment. To view that the executing user is assigned to a PerNr in InfoType 0105 SubType 0001.
This is prerequisite to access ESS and MSS.
ESS user administration
About this pageThis is a preview of a SAP Knowledge Base Article. Click more to access the full version on SAP ONE Support launchpad (Login required).
Search for additional results
Visit SAP Support Portal's SAP Notes and KBA Search.