Solution : https://service.sap.com/sap/support/notes/311763 (SAP Service marketplace login required)
Key words :
additional key words eps, deleting 2054_project_maintain psp_element, deletion indicator, wbs element, program error, solution implement, advance correction, implement notes 172690, openps4msp, bapi_project_maintain
Related Notes :
308188 | EPS: WBS.Maintain deletion of WBS elements II |
180417 | Open PS for Microsoft Project |
172690 | EPS: WBS.Maintain deleting WBS elements |