Parallels Desktop displays the following error:
The virtual machine cannot be started
According to Apple Software License Agreement, you may install and run Mac OS 10.5 Leopard and Mac OS X 10.6. Snow Leopard Virtual Machines only on Mac OS X Server host computers.
You may install run Mac OS X 10.7 Lion and OS X 10.8 Mountain Lion Virtual Machines on any Mac computer.
Note: In case your system corresponds the above stated requirements but you still get this error, please contact Parallels Technical Support