Solution : https://service.sap.com/sap/support/notes/1029486 (SAP Service marketplace login required)
Key words :
collaboration projects -> global enhancements, user-defined field controls, prp_vacantproj bsp application, terms prp_vacantproj reason, relevant support package, attached correction instructions, 'vc_dpr_fc' view cluster, change modeorstart customizing, 'mtg' object category, vacant project roles
Related Notes :
| 1335432 | Field control: Composite note about corrections/information |