Solution : https://service.sap.com/sap/support/notes/1120682 (SAP Service marketplace login required)
Summary : Key words : Related Notes :
When executing a Web Dynpro application, if an error indicating the non-existence of the ICF service node "/sap/bc/webdynpro/
/sap/bc/webdynpro/<application_name>, goto -> http service maintenance, terms web dynpro application, icf service node reason, web dynpro explorer, web dynpro application, internet communication framework, long text describing, authorization object s_icf_adm, icf service node
1137827 TM: Cannot call web dynpro applications due to ICF problem 1109215 A Web Dynpro ABAP application requires an ICF node 1088717 Active services for Web Dynpro ABAP in transaction SICF