Solution : https://service.sap.com/sap/support/notes/1124840 (SAP Service marketplace login required)
Key words :
lso_mc_admn_coursefoup lso_mc_admn_coursetype lso_mc_admn_course_dtls lso_mc_admn_managecrspart lso_mc_bo_catalog lso_mc_vlr_manager lso_vc_admn_partic_popup lso_vc_admn_room_popup lso_vc_inst_powl_launcher, prevents web dynpro applications, web dynpro applications, error message appears, icf service node, valid icf nodes, relevant support package, package lso_wdui_services, instructor logs, instructor portal
Related Notes :
1120589 | Web dynpro applications can be executed without ICF nodes |
1109215 | A Web Dynpro ABAP application requires an ICF node |