Solution : https://service.sap.com/sap/support/notes/1078545 (SAP Service marketplace login required)
Key words :
expand default_host -> sap -> bc -> bsp -> sap, default_host -> sap -> bc -> bsp -> sap -> public, service default_host->sap->bc->bsp->sap->uws_formservice, address 'sap/bc/bsp/sap/uws_formservice', portal-based supplier evaluation, 'logon data' tab page, secondary mouse button, flow logic' page1, 'page fragments' uws_exitframe, maintaining external aliases
Related Notes :
| 1647006 | Survey: "CALLED_BY_PUBLIC_SERVICE" in BSP application |
| 1074587 | SURVEY: Confirmation page for BSP application |
| 717599 | SURVEY: Default user for BSP application |