Solution : https://service.sap.com/sap/support/notes/383842 (SAP Service marketplace login required)
Key words :
additional key words cj27, wbs structureincorrect project structure, project planning board, attached program corrections, project hierarchy, wbs element, wbs subtree, program error, activity show, longer correct
Related Notes :
| 389509 | CJ2B: Problems when you show/hide |
| 305631 | Error after collapsing in the PPT |