SymptomsWhen you are trying to install Parallels Internet Security in Windows virtual machine you may receive the following error message:
“Attention! Some incompatible software is installed on your computer. These applications cannot be used together with Kaspersky Internet Security 2009. In order to proceed with the installation, remove these applications.”
CauseThis is caused by any kind of anti-malware software (like Norton or Symantec, McAfee, AVG, Alwil Avast!, Trend Micro, BitDefender, F-Secure, etc) which is/was installed in your virtual machine.
ResolutionPlease try to apply instructions from Kaspersky that are provided here:
At this page you will find complete instructions how to remove any conflicting software from Windows.