This error occurs if the startup configuration or BCD file does not contain certain required information or is corrupted. The relevant error codes might be 0xc0000034 or 0x0000098.
The error message usually tells you to use the recovery tools on your installation media, such as a DVD or USB drive, to repair and restore your Windows installation.
What causes a “missing boot configuration file” error message?
- Hard disk error
- Unexpected shutdown
- Extension of an active system partition
How to solve the “Missing boot configuration file” problem?
Automatic boot/startup recovery
- Insert the Windows 10 bootable installation DVD and restart your computer.
- When prompted to press the key to boot from CD or DVD, press the key to continue.
- Select the language setting and click Next. Click Restore Computer in the lower-left corner.
- On the Select an option screen, click Troubleshooting.
- On the Troubleshooting screen, click Advanced.
- On the Advanced options screen, select Automatic recovery or Restore at boot time.
- Wait for Windows Auto/Boot Repair to complete.
- Reboot your computer.
Create a BCD
- Open a command prompt and type the following command:
- Copy the BCDboot file from the Windows partition to the motherboard partition.
- Reboot the computer and see if the problem is resolved or not.
Set the partition you need as the active partition.
- Go to the command line and type: diskpart
- Now enter these commands into diskpart: (do not enter DISKPART)
DISKPART> select drive 1
DISKPART> select partition 1
- Reboot to apply the changes and see if the method works.
Frequently Asked Questions
- Reboot from the recovery disk.
- Run "Auto Repair" at boot time.
- Try running the "bootrec" command at the command line.
- Reset the PC to factory settings.
- Replace the failed hard drive.
Sometimes the partition where Windows is installed is not active, which causes Windows not to boot and gives the error message "There is some required information missing in the boot configuration file". So if you activate the Windows partition, the problem will be solved.
Boot Configuration Data (BCD) is a firmware-independent database for boot configuration data. It is used by the new Microsoft Windows boot manager and replaces boot.ini used by NTLDR. During UEFI boot the file is located in the /EFI/Microsoft/Boot/BCD directory on the EFI system partition.
- Run the Advanced Boot Options.
- Select Troubleshooting -> Advanced Options.
- Select the Command Prompt button to launch it.
- At the command line, type bootrec and press Enter: bootrec /rebuildbcd.
Mark Ginter is a tech blogger with a passion for all things gadgets and gizmos. A self-proclaimed "geek", Mark has been blogging about technology for over 15 years. His blog, techquack.com, covers a wide range of topics including new product releases, industry news, and tips and tricks for getting the most out of your devices. If you're looking for someone who can keep you up-to-date with all the latest tech news and developments, then be sure to follow him over at Microsoft.