Solution : https://service.sap.com/sap/support/notes/140822 (SAP Service marketplace login required)
Key words :
change data dictionary domain object 'datvo', additional key words validity period, validity end date december 31st, default validity end date, validity end date manually, proposed date december 31st, validity end date, data dictionary objects, function 'change validity', transaction se11 - 'change'
Related Notes :
| 116709 | Year 2000 program changes (collective note) |
| 74642 | Conditions:Mass chng. validity end date (year 2000) |
| 74611 | Conditions: procedure for millennium changeover |