Solution : https://service.sap.com/sap/support/notes/101195 (SAP Service marketplace login required)
Key words :
directory 'general/frontend/sapgui/extended_help/windows/40a/en', additional key words htmlhelp htmlhelpfileonline documentation, microsoft internet explorer dialog box appears, <path>\htmlhelp\en\00000000\00000000\00000000 \00000001\frameset, text internet explorer, helpr/3 libraryinternet explorer, operation completed successfully, file en\00000000\00000000\00000000\00000001\frameset, directory en\00000000\00000000\00000000\00000001, unexpected error occured
Related Notes :
| 101481 | Collective note: Application help and R/3 library |
| 95985 | R/3 library under HtmlHelp |