Solution : https://service.sap.com/sap/support/notes/367223 (SAP Service marketplace login required)
Key words :
empty personalization window reason, standard sap service, central customising table, supplement table t000, successful cache reload, personalization window, table t000, table vwpcustomc, cache reload, /cancel buttons
Related Notes :
| 307474 | Workplace 2.10/2.11: Known Bugs and solutions |