Solution : https://service.sap.com/sap/support/notes/934911 (SAP Service marketplace login required)
Key words :
sapoffice information dialog box, service mss reason, unread documents, terms so_wind_inbox_info, parameter ~webgui_show_system_modal = 1, note assistant, parameter ~webgui_show_system_modal = 0, application sets, application, c_gui_support
Related Notes :
678298 | MSS Reporting: System messages during the report callup |