Solution : https://service.sap.com/sap/support/notes/1347151 (SAP Service marketplace login required)
Key words :
symptom fact gathering services, check-box 'dynamic, whenthe fg attribute, currentbusiness transaction type, therespective service class, service class, multivalue attribute, icwcinteraction/session, rules processing, icwc session
Related Notes :
1428838 | IDI FG Service only executes once - Solution Note |
1276115 | IDI Fact Gathering Service only executes once |