Please follow the steps below in regards to the issue:
Please follow these steps in regards to the issue:
Restart MAC, don't start any applications. Uninstall Parallels Desktop using the .dmg file.
Now, please follow these steps :
1. Open Finder.
2. Go to Applications/Utilities/Disk Utilities.
3. Choose MAC HD.
4. Choose repair disk permissions.
After running the repair disk permissions , restart the computer. Install Parallels Desktop.