Resolving VMware HCMon USB Arbitration Driver Error in Dell Encryption

Affected Products:

• Dell Encryption
• Dell Data Protection | Encryption
• VMware

When Dell Encryption (formerly Dell Data Protection | Encryption) is installed on a Windows host machine, the error message "hcmon, event ID 0:. Detected unrecognized USB driver (\Driver\CmgPCS)" may be seen in the Windows event log. This is a known issue regarding VMware detecting the Dell Encryption Port Control driver that is inserted into the USB stack. This warning indicating there is another driver injecting, and results in no loss of functionality.

Error Message:

"hcmon, event ID 0:. Detected unrecognized USB driver (\Driver\CmgPCS)"

VMware HCMon USB arbitration driver errors in the Windows event log about an unknown driver

Figure 1: (English only) "hcmon, event ID 0:. Detected unrecognized USB driver (\Driver\CmgPCS)" example in Event Viewer

Not Applicable

These errors can be safely ignored, as they are indicating that the VMware USB Arbitrator is detecting the Dell Encryption Port Control Driver. No loss of functionality is incurred.

For reference, click here to the view VMware KB addressing similar issues Host USB device fails to function in a VMware Workstation or Player virtual machine .

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