Hello,
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.
http://kb.wisc.edu/helpdesk/page.php?id=3810
Also, follow the steps below in regards to the issue:
1. The easiest way to fix the problem and get fast OS boot time again is to leave the VM being idle for 30-60 minutes.OS starts to optimize itself after ~30 minutes of being idle.
2. Run cmd.exe (shell interpreter) and execute the following command:
start /wait Rundll32.exe advapi32.dll,ProcessIdleTasks
This command takes 2-3 minutes to complete after that applications and OS will be optimized out again.
3. Disable Smart Mount. You can disable smart mount by clicking on Virtual Machine -> Configure -> Smart Mount.
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