Solution : https://service.sap.com/sap/support/notes/851288 (SAP Service marketplace login required)
Key words :
individual rows disappear completely, incorrect resource time stream, time stream reason, terms /sapapo/edittime, call transaction se80package, /sapapo/cresparameter id, /sapapo/cres_nshiftshort text, sap recommends rejecting, 1st night shift, 'generate profile' button
Related Notes :
| 947717 | Restrictions during maintenance of capacity profile |
| 841412 | Capacity profile: Shifts disappear during maintenance |
| 550330 | Consulting note about resources in APO |