Windows 10: The boot configuration data store could not be opened. Access is denied

Discus and support The boot configuration data store could not be opened. Access is denied in Windows 10 Software and Apps to solve the problem; The boot configuration data store could not be opened. Access is deniedThe file is possibly corrupt. The file header checksum does not match the... Discussion in 'Windows 10 Software and Apps' started by Ed Satterfield, Sep 1, 2023.

  1. The boot configuration data store could not be opened. Access is denied


    The boot configuration data store could not be opened. Access is deniedThe file is possibly corrupt. The file header checksum does not match the computed checksum.

    :)
     
    Ed Satterfield, Sep 1, 2023
    #1
  2. dictum Win User

    bcdedit: The boot configuration data store could not be opened

    It was done in the post #1 above.

    - - - Updated - - -




    The boot configuration data store could not be opened. Access is denied 250852d1570806246t-bcdedit-boot-configuration-data-store-could-not-opened-image.png


    - - - Updated - - -

    do you think that's going to rebuild the BCD store issue?

    - - - Updated - - -




    The boot configuration data store could not be opened. Access is denied 250929d1570842242t-bcdedit-boot-configuration-data-store-could-not-opened-image.png
     
    dictum, Sep 1, 2023
    #2
  3. dictum Win User
    bcdedit: The boot configuration data store could not be opened

    I used Macrium Reflect to clone a disk onto another disk and now all BCD data has disappeared. When I run bcdedit, I get this:

    The boot configuration data store could not be opened.
    The system cannot find the file specified.

    EasyBCD doesn't find a file either.

    Should I run bootrec /rebuildbcd?

    Or do I have to do the sequence of:

    bootrec /fixmbr
    bootrec /fixbcd
    bootrec /scanos
    bootrec /rebuildbcd

    Any other ideas before I run the above?

    Also x:\boot\bcd is missing on all 3 disks that are bootable with Windows 10 (they are all clones).

    - - - Updated - - -



    The boot configuration data store could not be opened. Access is denied 250804d1570761116t-bcdedit-boot-configuration-data-store-could-not-opened-image.png


    And these are the bootable disks, C:, G: and F:


    The boot configuration data store could not be opened. Access is denied 250805d1570761161t-bcdedit-boot-configuration-data-store-could-not-opened-image.png


    - - - Updated - - -

    There is also this procedure:

    How to Rebuild the BCD in Windows


    and this:

    Windows 10 doesn't boot anymore after flagging partion as active

    and this:

    Which tool to recover the EFI partition? Booted into Rescue Disk
     
    dictum, Sep 1, 2023
    #3
  4. The boot configuration data store could not be opened. Access is denied

    Message: Test Mode Windows 10 Pro Build 1563-rs_170317-1834

    Thanks for your response, I tried, as you suggested, but the response was same :

    ""The boot configuration data store could not be opened. Access is denied"

    :-(
     
    ProsenjeetDasgupta, Sep 1, 2023
    #4
Thema:

The boot configuration data store could not be opened. Access is denied

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