Fix BAD_SYSTEM_CONFIG_INFO error on Windows computer

BAD SYSTEM CONFIG INFO is usually caused due to some issues with the Boot Configuration Data file. The main issue inside of the BCD is the fact that some boot order files or some older files might be conflicting with the newer or the stable files and hence causing the Blue Screen of Death error. This bug check also indicates that there is an error in the Registry. So, to fix this, we will be working out with updating the potential culprit drivers, running some or even edit the Registry files on your Windows 10/8/7 computer.

BAD_SYSTEM_CONFIG_INFO

So, without any further delay, let us just jump right in.

BAD_SYSTEM_CONFIG_INFO

We always recommend creating a System Restore Point so that whenever such errors take place, you can just roll back to the previous known stable state of your computer.

First of all, try booting into Safe Mode and then restart the OS normally. If the restart does not fix the problem, the registry damage could be too extensive. In that case, try the following suggestions:

1] Restore your computer

If you have a system restore point, try restoring to an earlier restore point.

2] Update Windows and all your drivers

Update your Windows OS. If you cannot connect to the internet, try updating Windows 10 offline without an Internet connection.

To update your drivers to the latest version you can use the Device Manager.

3] Fix Windows Registry Files

For this fix to work, you will need to make a bootable Windows 10 USB drive and then boot your computer using it.

When you come to the Welcome Screen to click on Next, and then click on Repair your computer on the bottom left portion of the window. Then click on Troubleshoot > Advanced Options > Command Prompt.

Now, once you have got the Command Prompt window open, execute the following commands one by one in the sequence that they are given-

CD C:\Windows\System32\config
ren C:\Windows\System32\config\DEFAULT DEFAULT.old
ren C:\Windows\System32\config\SAM SAM.old
ren C:\Windows\System32\config\SECURITY SECURITY.old
ren C:\Windows\System32\config\SOFTWARE SOFTWARE.old
ren C:\Windows\System32\config\SYSTEM SYSTEM.old

And after those are done, type in these, one by one, in the given sequence,

copy C:\Windows\System32\config\RegBack\DEFAULT C:\Windows\System32\config\
copy C:\Windows\System32\config\RegBack\SAM C:\Windows\System32\config\
copy C:\Windows\System32\config\RegBack\SECURITY C:\Windows\System32\config\
copy C:\Windows\System32\config\RegBack\SYSTEM C:\Windows\System32\config\
copy C:\Windows\System32\config\RegBack\SOFTWARE C:\Windows\System32\config\

Finally, type in exit to close the Command Prompt window.

Reboot your computer for the changes to take effect.

4] Use Windows Memory Diagnostics to check issues with RAM

Using the Memory Diagnostic Tool is pretty straightforward.

Save all your important work and then Then, hit WINKEY + R to open the Run window. Now, type in the command mdsched.exe in the Run window.

After that, click on Restart now and check for problems (recommended).

Now, your computer will reboot and check for any memory based issues, and if it detects any of those issues, it will fix them immediately.

You may want to also look for and fix Memory Leaks.

5] Fix the BCD files

For this fix to work, 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.

Manage the EFI/UEFI boot options: EasyUEFI

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 that they are given to rebuild BCD and repair MBR

bootrec /repairbcd
bootrec /osscan
bootrec /repairmbr

Finally, type in exit to close the Command Prompt window.

Reboot your computer for the changes to take effect.

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

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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.