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Bootcamp-based VM crashes after Parallels Desktop 11 update: BSoD 0x0A

  • Parallels Desktop 11 for Mac Standard Edition
  • Parallels Desktop for Mac Pro Edition


  • My Boot Camp based virtual machine crashes with BSOD 0x0000000A:



Corrupted prl_boot.sys file.


The issue is fixed in the latest Parallels Desktop 11 update. Please do the following:

  1. Download and install the latest Parallels Desktop 11 build.
  2. Replace the corrupted file. Save one of the following archives depending on your Windows version:

    NOTE: To find out a bit version of your Windows, please visit this article. If you don't know your Windows version, please boot your virtual machine into Safe mode as described in Step 3 and follow instructions from article mentioned above .

  3. Save file downloaded in Step 2 to external drive or USB stick.
  4. Boot directly in Bootcamp into a Safe mode.
  5. Pass your external drive or USB stick to your virtual machine.

    Go to Devices > External Devices and select your external drive or USB stick from list.

  6. Open directory C:\Windows\System32\drivers
  7. Open your external drive or USB. Unzip the archive. Replace prl_boot.sys file in the


    with the one you copied to your external drive or USB stick.

  8. Restart Bootcamp in the Normal Mode.

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