Crysis Warhead & Wars Multi10 (DVD9 to 2xDVD5)

[retro_codger]

Do you have: 'SysInternals ProcessMonitor'?

You'll have to right-click the process names and 'Exclude *.exe' to remove the unwanted processes (ex. 'explorer.exe', 'firefox.exe').

Start the MSI and watch what gets activated. Anti-virus is a certified MSI bugger - you may need it off.

If the message box pops up, then click the 'magnifying icon' (open / save / magnifier) to stop logging. Work backwards through the log and maybe you'll get lucky on why it's happening.