https://userapps.support.sap.com/sap/support/knowledge/en/2003558
2003558 - ME2K is not showing any results with ALV Scope - SAP ERP & SAP S/4 HANA. | SAP Knowledge...
No purchasing documents are displayed after executing transaction code ME2K . "Image/data in this KBA is from SAP internal systems, sample data, or demo...
https://userapps.support.sap.com/sap/support/knowledge/en/3470425
3470425 - ME2K displays incorrect "to be delivered" for service POs | SAP Knowledge Base Article
The service PO value has been fully delivered, but field "to be delivered" is not showing ZERO in ME2K. ME2N report works fine.