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BSOD 7B (Inaccessable Boot Device) error occurs during reboot after Bitlocker Drive Encryption

Symptom

With Microsoft Windows 7 Ultimate operating system, a BSOD 7B (Inaccessable Boot Device) error may occur during the first reboot when the user restarts the system without shutting down, after the Bitlocker Drive Encryption.

Affected configuration

The above symptom is associated with, but not limited to, the following systems:

ThinkPad:

  • ThinkPad T430, T530, W530, T430s, X230, X230 Tablet
Applies to:
  • Microsoft Windows 7 Ultimate and Enterprise edition
Additional Information

The root cause of this issue is under investigation by Microsoft.

Solution

None

Workaround

After the user encrypts the drive with Bitlocker Encryption, shut down the system without rebooting, and the user will not see the error.