Solution : https://service.sap.com/sap/support/notes/638165 (SAP Service marketplace login required)
Key words :
610 patch level > 23 solution, 10 patch level 27, standard behavior, set explicitly, terms sapgui, close reason, find guidelines, manual activation, parameter ~disconnectonclose, ~disconnectonclose
Related Notes :
616914 | SAP GUI for HTML: ~disconnectonclose does not close session |
604250 | ITS 610: Warning about secure and nonsecure contents |
549694 | ~disconnectonclosestatus service parameter |
493908 | ~disconnectonclose - Closing an ITS session |