Hello, if i click the purchase-button there comes this message: A detectable CPU, permanent storage device, and an Ethernet or wireless (802.11) card are required to purchase the simulation. Currently, this application cannot detect these components. If these components are available and you believe this message is an error, please contact support@rfactor.net Cannot locate a valid network adapter. Only network adapters reported by the operating system to be an Ethernet or wireless (802.11) devices are valid. Cannot locate a valid primary hard drive. A permanent storage device must be present. Can anyone help me with this problem?