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"Unable to access disk" status appears after installing Full Disk Encryption (TMFDE) with SED (Self-encrypting drive) on a UEFI environment

    • Updated:
    • 19 Mar 2018
    • Product/Version:
    • Endpoint Encryption 6.0
    • Platform:
    • N/A N/A
Summary

On the TMFDE window, in the Encryption Status tab, the Actions Status is "Unable to access disk" after installing TMFDE with SED (Self-encrypting drive) on a UEFI environment.

Unable to access disk

You may also check the encryption of the disk on the Encryption Status tab then selecting the disk name from the dropdown list.

Encryption Status

On the Event Viewer page, in Event Viewer (Local) > EhStorTCGdrv, a similar error appears:

Event Viewer

A TCG Command has return an error
Desc: AuthenticateSession
Param1: 0x1
Param2: 0x60000001C
Param3: 0x900000006
Param4: 0x0
Status: 0x12

Source: EnhancedStorage-EhStorTcg

Details
Public

To resolve the issue, go to Intel® Rapid Storage Technology (Intel® RST) and download the latest build of Intel Rapid Storage Technology.

Premium
Internal
Rating:
Category:
Troubleshoot
Solution Id:
1119487
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