Boot Configuration Data is missing or contains errors, Error code 0xc0000185

This error on a Windows 10/8/7 computer will not even let you turn on your system and will appear as soon as it starts to boot the operating system. The error reads –The Boot Configuration Data for your PC is missing or contains errors, Error code 0xc0000185. Alternatively, you could also see the message – The operating system couldn’t be loaded because a required file is missing or contains errors.

Boot Configuration Data is missing, Error code 0xc0000185

If you face this issue, then this post may be able to help you.

Boot Configuration Data is missing, Error code 0xc0000185

We will be taking a look at the following fixes to get rid of this error:

  1. Rebuild the Boot Configuration Data.
  2. Use Automatic Startup Repair
  3. Use System Restore.
  4. Reset Windows 10.
  5. Get hardware checked physically.

Since your computer will not boot, you will have to either try to get into Advanced Startup Options screen, boot Windows 10 in Safe Mode or use a bootable Windows 10 media to boot your computer.

1] Rebuild the Boot Configuration Data

If you can access Advanced Startup Options, then open the Command Prompt and use it to rebuild BCD.

If you cannot, then you will need to make a bootable Windows 10 USB drive and then boot your computer using it. Then when you get the Welcome Screen to click on Next, and then click on Repair your computer on the bottom left portion of the window.

Next click on Troubleshoot. After that, select Advanced Options. And then, Command Prompt.

Now, once you have got the Command Prompt window open, enter the following commands one by one in the sequence –

bootrec /FixMbr
bootrec /FixBoot
bootrec /ScanOS
bootrec /RebuildBcd

Finally, close the Command Prompt window, reboot your computer and see if it helped.

2]Use Automatic Startup Repair


windows-10-boot 7

Enter Advanced Startup Options screen, and then use Startup Repair.

3] Use System Restore

In the Advanced Startup Options screen, you will also see a System Restore option. You could try this too.

4] Reset Windows 10

If nothing helps, you may need to Reset your PC. Use an installation media to restore, reset or reinstall Windows.

5] Check the Hardware Physically

Try to physically disconnect any external device connected to your computer and check if that fixes the issue. You can also check out if your Hard drive is working properly because it holds potential for triggering the issue mentioned above. If you cannot do it, it is best to get your hardware checked from a PC support technician. .

This post shows how to fix Recovery Error code 0xc000000e, Your PC needs to be repaired, A required device isn’t connected or cannot be accessed.

Related reads:

  1. 0xc000014C error attempting to read the Boot Configuration Data
  2. Boot Configuration Data file is missing some required information – 0xc0000034.
Posted by on , in Category Windows with Tags
Ayush has been a Windows enthusiast since the day he got his first PC with Windows 98SE. He is an active Windows Insider since Day 1 and is now a Windows Insider MVP. He has been testing pre-release services on his Windows 10 PC, Lumia, and Android devices.