Download and install the latest "SCSI Pass Through Direct" (SPTD) drivers. SPTD drivers are commercially available Device IO drivers and are used by virtual drive emulator software utilities such as DAEMON Tools and other vendors.
If you use Duplex Secure software ,the issue is resolved with an updated SPTD driver available here:
www.duplexsecure.com/downloads
If you use DAEMON Tools, download the latest version here:
www.disc-tools.com/download/daemon
If an update is not yet available for your software, uninstall DAEMON Tools or similar software utilities and then delete sptd.sys from C:\\Windows\\System32\\Drivers and then restart the computer.
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