Hi to all. My English is bad so here whe go...
When I'm installng PC Suite 6.4 I got this message and I can't install the program...
"Error 1639 Invalid command line argument. Consult the Windows Installer SDK for detailed command line help"
Help me...
Uninstall it.
Uninstall also the Nokia Connectivity Cable drivers from Control Panel (Add/Remove Programs).
Then clean the PC up with Register Cleaner 3.0: http://nds2.nokia.com/files/support/global/phones/software/Nokia_PC_Suite_Cleaner_30.exe
The install PC Suite 6.6: http://www.nokia.com/pcsuite
Note that your PC must have Windows 2000 or Windows XP for PC Suite to work (that is, it won't run on Windows NT or Windows 95/95/ME).