Solution : https://service.sap.com/sap/support/notes/511210 (SAP Service marketplace login required)
Key words :
taking upper/lower case, sap front-end setup, cross-application program files, \program files\common files', client host dependent variables, \program files 'commonfilesdir, variables variables provided, generally user-specificie, %programfilesdir%\mydependantapp\otherapp, fictitious program file
Related Notes :
| 456905 | Composite SAP note about SAPSetup as of Release 6.20 |