Errors: "Failed to Snapshot", "VSS_E_VOLUME_NOT_SUPPORTED"

When attempting to build an image from a Windows7 or Server 2008 Virtual Machine VM with Imaging Wizard or P2PVS, the following error message is displayed: "Failed to Snapshot" Imaging Wizard/P2PVS log shows the following error message: "VSSEVOLUMENOTSUPPORTED" and terminates with an error messag...