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

- Updated:
- 13 Apr 2020
- 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.

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

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

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

Source: EnhancedStorage-EhStorTcg

Details

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

Rating:

Category:

Troubleshoot

Solution Id:

1119487

Feedback

Did this article help you?

Thank you for your feedback!

What was the problem with this article?

The image(s) in the article did not display properly.

The article did not provide detailed procedure.

The article is hard to understand and follow.

The video did not play properly.

The article did not resolve my issue.

Others. Please specify.

*This form is automated system. General questions, technical, sales, and product-related issues submitted through this form will not be answered.

If you need additional help, you may try to contact the support team. Contact Support

Thanks for voting.

To help us improve the quality of this article, please leave your email here so we can clarify further your feedback, if neccessary:

We will not send you spam or share your email address.

*This form is automated system. General questions, technical, sales, and product-related issues submitted through this form will not be answered.