Can not install Comodo Firewall

Windows Vista Home Premium
Version 6.0.6002 Service Pack 2 Build 6002

I get an error everytime I try to install/repair, or uninstall the program.

Screenshot:

http://img213.imageshack.us/img213/9390/erroryg.jpg

How do I fix this?

use CIS clean up tool in safe mode as admin. Futher info.

After that uninstalls CIS use it once again in safe mode as admin to make sure that registry keys and other stuff are gone.

Now install CIS in normal mode as admin.

I hope this helps.

Regards,
Valentin N