Fix BAD_SYSTEM_CONFIG_INFO Error: The BAD_SYSTEM_CONFIG_INFO is a bug check error which has a value of 0x00000074. This indicates that the error is in the registry and this error can be fixed. The main cause of this error is system failure, or corrupt system files which leads to this error.


If you have recently made some changes to registry then chances are the registry entry got corrupted and is most likely causing this error. Anyway, without wasting any time let’s see how to Fix BAD_SYSTEM_CONFIG_INFO Error with the help of below-listed troubleshooting guide.


Make sure to create a restore point just in case something goes wrong.

Method 1: Run Automatic Repair

1.Insert the Windows 10 bootable installation DVD and restart your PC.

2.When prompted to Press any key to boot from CD or DVD, press any key to continue.

Press any key to boot from CD or DVD

3.Select your language preferences, and click Next. Click Repair your computer in the bottom-left.

Repair your computer

4.On choose an option screen, click Troubleshoot.

Choose an option at windows 10 automatic startup repair

5.On Troubleshoot screen, click Advanced option.

select advanced option from troubleshoot screen

6.On the Advanced options screen, click Automatic Repair or Startup Repair.

run automatic repair

7.Wait til the Windows Automatic/Startup Repairs complete.

8.Restart and you have successfully Fix BAD_SYSTEM_CONFIG_INFO Error, if not, continue.

Also, read How to fix Automatic Repair couldn’t repair your PC.

Method 2: Rebuild BCD

1.Using above method open command prompt using Windows installation disk.

Command prompt from advanced options

2.Now type the following commands one by one and hit enter after each one:

a) bootrec.exe /fixmbr
b) bootrec.exe /fixboot
c) bootrec.exe /rebuildBcd

bootrec rebuildbcd fixmbr fixboot

3.If the above command fails then enter the following commands in cmd:

bcdedit /export C:\BCD_Backup
cd boot
attrib bcd -s -h -r
ren c:\boot\bcd bcd.old
bootrec /RebuildBcd

bcdedit backup then rebuild bcd bootrec

4.Finally, exit the cmd and restart your Windows.

5.This method seems to Fix BAD_SYSTEM_CONFIG_INFO Error but if it doesn’t work for you then continue.

Method 3: Repair Windows Registry

1.Enter the installation or recovery media and boot from it.

2.Select your language preferences, and click next.

Select your language at windows 10 installation

3.After selecting language press Shift + F10 to command prompt.

4.Type the following command in command prompt:

cd C:\windows\system32\logfiles\srt\ (change your drive letter accordingly)


5.Now type this to open the file in notepad: SrtTrail.txt

6.Press CTRL + O then from file type select “All files” and navigate to C:\windows\system32 then right click CMD and select Run as administrator.

open cmd in SrtTrail

7.Type the following command in cmd: cd C:\windows\system32\config

8.Rename Default, Software, SAM, System and Security files to .bak to backup those files.

9.To do so type the following command:

(a) rename DEFAULT DEFAULT.bak
(b) rename SAM SAM.bak
(c) rename SECURITY SECURITY.bak
(d) rename SOFTWARE SOFTWARE.bak
(e) rename SYSTEM SYSTEM.bak

recover registry regback copied

10.Now type the following command in cmd:

copy c:\windows\system32\config\RegBack c:\windows\system32\config

11.Restart your PC to see if you can boot to windows.


That’s it you have successfully Fix BAD_SYSTEM_CONFIG_INFO Error but if you still have any queries regarding this post then feel free to ask them in the comment’s section.

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