Your computer is missing boot configuration data.

If you receive the error message "Your PC's startup configuration data is missing or contains errors", it means that your computer's startup information is corrupted. This can happen due to several reasons, primarily including:

    • Virus attack
    • Power surge
    • Hardware failure
    • Missing or corrupted Boot Configuration Data
    • Damaged Master Boot Record (MBR)

So, you see, there can be many reasons behind this error. Now, how to fix it? That's the main concern for most people. Don't worry. This article covers the best methods to fix the 'Missing Boot Configuration Data' error on your PC.

Your computer is missing boot configuration data.

4 Ways to Fix Missing Boot Configuration Data on Your PC

There are several ways to fix this error. However, we'll share four of the best methods to resolve the 'Missing Boot Configuration Data' error on your PC. These troubleshooting steps will be explained in a step-by-step process to assist you as much as possible.

Please provide the English content you want to translate, and I will do my best to translate it into Chinese.

Possible Solutions and Step-by-Step Troubleshooting Procedures
Available Solutions Step-by-Step Troubleshooting
1. Repair the BCD Now, you need to use a bootable disk to boot Windows into Command Prompt...Full Steps
2. Run Windows Startup Repair When the system boots and displays 'Press any key to boot from CD...'...Full Steps
3. Use bcdedit.exe Insert the Windows bootable drive and start from it. Choose your language preference...Full Steps
4. Set the Windows Partition as Active To activate the Windows partition, you must access Command Prompt. So, head to the Start menu...Full Steps

Solution 1: Repair BCD via Command Prompt

The Boot Configuration Data (BCD) is a file that stores information about your computer's boot options. If this file becomes corrupted, you may have issues starting up your computer. Fortunately, you can rebuild the BCD using Command Prompt to fix these issues. Just follow the steps below to rebuild the BCD using Command Prompt.

Step 1: To access the Command Prompt, you'll need to boot Windows from a disc or USB. Insert the disk or USB into your system and press Enter to boot from it. From here, choose your language preferences.

Fix BCD -1 Error – Your PC is Missing Boot Configuration Data

Step 2. In the bottom-left corner of the screen, you'll see an option to "Repair your computer." Click it to proceed.

Repair Missing BCD on PC Boot Configuration Data - 2

Step 3: Click on “Troubleshoot,” and then select “Advanced options.” From this menu, you'll see even more options. Click on “Command Prompt.”

Repair Missing BCD on Boot - 3

Step 4: Type the following command at the command prompt, and then press Enter:

    These two commands in Chinese translation are:
    • 修复主引导记录 (MBR)
    • 修复启动扇区

To repair any problems with the boot sector, use the fixmbr command.

Step 5: In the last step, type the following command and press Enter:

  • Start the repair /scanos

Repair BCD -4 Error Message - Your PC is Missing Boot Configuration Data

If this solution fails with an “Access is denied” error when run from the command prompt, don't worry; there's a workaround:

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Fix 2: Run the Windows Startup Repair

This error can occur due to several reasons, which we have discussed. However, in most cases, it is caused by corrupted system files in your Windows OS. Hence, one way to resolve this error is to repair those damaged Windows files by repairing the Windows operating system itself.

Here, you should note that fixing your Windows system can also prevent such errors from reoccurring in the future.

Here are the steps to follow to run Windows Startup Repair.

Step 1. To repair your Windows operating system, you will need a bootable disc or USB. Insert it into your desktop or laptop, and turn on the power. When the system boots up and displays "Press any key to boot from CD or DVD," just hit Enter or Space (or any key) to continue.

Step 2. The Windows setup screen should now appear. So first, choose your preferred language.

Step 3: Now select “Troubleshoot” to proceed.

Step 4. A menu will appear with several options. Here, you need to select the third one, "Automatically repair."

Repair Missing Boot Configuration Data with Startup Repair - 4

Step 5: Windows will begin the automatic repair process. Wait for it to finish.

Fix 3: Use Bcdedit.exe to rebuild the BCD store

The third method is to rebuild the BCD store using Bcdedit.exe. Essentially, BCD stands for Boot Configuration Data. As we've emphasized, corrupted or missing Boot Configuration Data can be one of the main reasons why you're getting the 'Your PC is missing boot configuration data' error.

Therefore, the best way to fix corrupted boot configuration data is to rebuild it. Here's how to use Bcdedit.exe to rebuild the BCD store.

Step 1: Insert the bootable Windows USB drive and boot from it.

Step 2: Choose your language preference, then click "Next."

Step 3: Press Shift+F10 to open the Command Prompt.

<Step 4> Type the following command:

    • bootrec.exe /Rebuildbcd
    • bootrec.exe /Fixmbr
    • bootrec.exe /Fixboot
    These are commands used in the Windows operating system to repair the Boot Configuration Data (BCD) store, the Master Boot Record (MBR), and the boot sector. Running these commands in Command Prompt can help resolve issues related to system booting.

Rebuild BCD store using Bcdedit.exe -1

This is what you would type in, one line at a time, pressing Enter after each.

Step 5. In some cases, these commands might not work properly. If that happens, try using the following commands instead.

    1. `bcdedit /export C:\BCD_Backup` 2. `cd boot` 3. `attrib bcd -s -h -r` 4. `ren c:\boot\bcd bcd.old` 5. `bootrec /RebuildBcd` Translation: 1. Export BCD editor configurations to the file C:\BCD_Backup. 2. Change directory to 'boot'. 3. Remove the system, hidden, and read-only attributes from the file bcd. 4. Rename c:\boot\bcd to bcd.old. 5. Run the BootRec tool to rebuild the BCD (Boot Configuration Data).

Rebuilding the BCD store using Bcdedit.exe - 2

Step 6. Once all the commands have been successfully executed, it's time to exit the Command Prompt. Type exit and press Enter to leave the Command Prompt. Restart your system for the changes to take effect.

Fix 4: Set the Windows partition as active

The Windows partition could also be the cause of this error. Hence, if the error is due to the Windows partition, you need to activate the installed Windows on that partition. Here's how to do it.

Step 1. In order to activate the Windows partition, you need to open the Command Prompt. So, open the Start menu, type Command Prompt, and hit Enter.

Step 2. Next, type the command list disk

Step 3. After typing “list disk,” it will show all the partitions of the storage device. Next, type list partition.

Step 4. After all partitions are listed, select the one with your Windows installation. Highlight that particular partition and press Enter.

5. Press Enter to activate this particular partition.

Set the Windows partition as active

That's it; you can now activate any selected partition. In our case, we chose the partition where the Windows installation is located to fix the BCD error.

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Recover Data from BCD Corrupted Windows [Free]

If none of the above solutions work for you, don't panic. The “Missing Boot Configuration Data File” error is no match for a high-quality data recovery utility like tools Data Recovery Wizard Free.

This data recovery solution can help you retrieve lost or deleted files from your computer. It supports various file types, including photos, videos, documents, and more. It's user-friendly, even for beginners.

The best thing about this particular recovery tool is that it is 100% safe and will not lose or damage your data during the recovery process. It's an excellent recovery tool because it doesn't overwrite files when retrieving original data, thus making it easy for you to recover lost or corrupted data.

Be it the “BCD missing Windows 10” error or any other, a hard drive data recovery software keeps your data safe. So, simply download it, and without delving into technical details, retrieve any lost or corrupted data files.

Step 1: Choose a location and start scanning

Launch Data Recovery Wizard, select the partition where your data was lost, and click “Scan”.

Select the location to scan

Step 2: Filter and preview files

Please use the file format filter on the left or in the top right corner to locate the file you need. Then, you can click the "Preview" button or double-click the file to preview its content.

Select the files to recover Select the files to recover

Step 3: Recover Lost Data or Files

Check the box next to any lost files you want to recover, then click “Recover” to restore the data to a secure location.

Recover Lost Data

Conclusions

Thus, the “Boot Configuration Data file is missing for Windows 10” issue can be resolved in several ways. We've provided you with four simple fixes. In this regard, a straightforward way to restore your data is by using a reliable data recovery tool like Data Recovery Wizard. It's more than just a tool that enables you to recover all types of data without any hassle. So, hurry up and download it to explore its features!