Solution : https://service.sap.com/sap/support/notes/747148 (SAP Service marketplace login required)
Key words :
selector displays unclear error messages, web interface builder reason, running planning web interface, apply sem-bw 3, determine complete selection, master data fails, master data values, web interface, selector displays, master data
Related Notes :
| 765481 | Var. Selector in WIB was not initialized (-error-) |
| 755459 | Web Interface Builder, 3.1B SP22, 3.2 SP17, 3.5 SP13 |
| 625926 | Selector was not initialized (UPWB128) |