Hi, first of all: ---------sorry for my english----------------- -Windows xp sp2 home with last updates. -Nod 32 2.50.25 (bought in 2006 Febuary), with latest virus database. -Other security programs: process guard, jetico personnal firewall, spybot search and destroy with tea timer. I'm unable to upgrade to nod 2.7. I can download the file (at this adress http://www.eset.com/download/registered_software.php, and run the install file. Files are decompressed, the install begins and.................I have this error: Application défaillante setup.exe, version 18.104.22.168, module défaillant mfc42u.dll, version 6.0.8665.0, adresse de défaillance 0x00003c6a. It's the same thing in safe mode. If you have any idea, thanks for your help.