Solution : https://service.sap.com/sap/support/notes/1248111 (SAP Service marketplace login required)
Key words :
/saphelp_nw70/helpdata/en/1d/ca10d858c2e949ba4a152c44f8128a/frameset, current navigation state, terms customer exit, customer exit variables, customer exit variable, change variable values, soft filter/usage_state, variable screen, fixed variable, variable processing
Related Notes :
1064273 | Problems when you process the variable screen again |