Unable to install Parallels Desktop 9 due to error message "An older version of Parallels Desktop is running. Please quit the older version of Parallels Desktop and try again."
Previous version of Parallels Desktop is still running in the background
Remove the previous versions of Parallels Desktop completely:
Check the issue. If it still persists:
Reset ACL permissions for your User account
Boot into Safe mode
Give the permissions (sudo chmod -R 755) to "/var/folders/rx/4h0_n76x6ps8xcdy865h3b2c0000gn/T"
Change the name of Existing VM.pvm file
Restart the Mac computer
- Proceed with the installation