• The 0x00000124 error is pretty scary because it shuts down or restarts Windows. You will also get The system encountered an uncorrectable hardware error message. Don't panic because we can fix it together in the complete guide below.
  • Blue Screen of Death (BSoD) is reported after a critical error that the system was unable to repair automatically. Learn more about blue screen errors.
  • One of the solutions recommended solution fo fix the 0x00000124 error is to scan the registry with CCleaner but you can choose another one from our top 12 registry cleaners for Windows 10.
  • If you experienced any other Windows 10 errors we've got you covered. Check out our Windows 10 errors hub.
0x00000124 fix error

The 0x00000124 error is a scary blue screen issue that shuts down or restarts Windows. It presents an extended error message that states, The system encountered an uncorrectable hardware error.

The error message includes the 0x00000124 code and makes it fairly clear that this is primarily a hardware issue. If your desktop or laptop has displayed the 0x00000124 error message more than once, this is how you can fix the issue.

STOP 0x00000124 BSoD error on PC

1. Scan the Registry

Fixing registry errors might resolve the 0x00000124 issue. Windows doesn’t include a utility to scan the registry with. However, you can scan the registry with numerous third-party utilities.

CCleaner includes a swift and thorough registry cleaner. This is how you can scan the registry with CCleaner.

  • Click Download on this website page to save CCleaner’s installer to hard drive.
  • Open CCleaner’s setup wizard to install the software.
  • Open CCleaner and click Registry to open the registry cleaner shown below.

ccleaner registry checker

  • Select all the check boxes for the most extensive registry scan.
  • Press the Scan for Issues button.
  • Then select the Fix selected issue option to repair the detected registry issues.
  • A dialog box window opens from which you can select to back up the registry. Select Yes, choose a folder to save the backup to and click Save.

backup changes in ccleaner

  • Press the Fix All Selected Issues button to finish.

2. Update Device Drivers

It’s often the case that blue screen hardware issues are due to an outdated or corrupted driver. Driver software is fairly essential to hardware, so updating antiquated drivers is a potential fix for the 0x00000124 error.

Windows automatically updates more essential drivers, but that doesn’t guarantee that none are outmoded.

You can quickly scan drivers with the IObit Driver Booster 4 utility that updates and fixes drivers for a multitude of hardware devices. That will automatically scan for outdated drivers and list those that need updating.

Then you can press an Update All button to update them. Press the Free Download button on this homepage to add the freeware Driver Booster to Windows 10/8.1/8/7.

iobit driver booster menu

3. Open the Blue Screen Troubleshooter

Windows 10 includes numerous troubleshooters that you can fix software and hardware issues with. The Blue Screen troubleshooter is one that might help you fix the 0x00000124 error. You can open that troubleshooter via the settings app as follows.

  • Click the Cortana button, and enter ‘troubleshoot’ in the search box.
  • Select Troubleshoot to open the window in the snapshot below, which includes a list of troubleshooters.

windows troubleshooter

Select the Blue Screen troubleshooter and press the Run the troubleshooter button to open its window directly below. The troubleshooter will automatically scan.

detecting blue screen issues

4. Check for Windows Updates

Windows updates also update drivers and might include hotfixes for blue screen errors. Windows 10 usually automatically updates itself unless you have switched the update service off. However, you can also manually check for updates to see if there are any available.

  • Press the Cortana button on the Windows 10 taskbar, and enter the keyword ‘Windows updates’ in the search box.
  • Click Check for updates to open the Settings window as in the shot directly below.

checking for windows updates

  • Press the Check for updates button to scan for updates.
  • Windows will then list available updates if there are any. Press the Install now button to install new updates.

5. Scan System Files

Corrupt OS system files might be responsible for the 0x00000124 error. The System File Checker is a tool you can utilize in the Command Prompt.

The SFC scans for corrupted system files and might also repair any that it detects. This is how you can run an SFC scan.

  • Enter Command Prompt in the Cortana search box.
  • Right-click Command Prompt and select Run as administrator to open the Prompt’s window.
  • Enter sfc /scannow in the Prompt window and press the Return key to initiate a scan.

scannow in command prompt

  • Restart Windows if the SFC repairs files.

6. Unplug Newly Installed Hardware

The 0x00000124 error message states, Check to make sure any new hardware or software is properly installed. Have you installed a new hardware device?

If so, double-check that you’ve installed all the required software and updates for the hardware as outlined within its manual.

Hardware such as graphics cards can also have specific system requirements. Check that your PC matches the hardware device’s system requirements listed on its box or in manual.

If the hardware is not entirely compatible with your desktop, you should certainly unplug it. So long as you kept its receipt, you can return the device to the vendor and replace it with a compatible alternative.

7. Switch off the C1E Enhanced Halt State Setting

The BIOS (Basic Input Output System) is a program outside of Windows that includes extra hardware settings. C1E Enhanced Halt State is a setting included in the BIOS that you can fix 0x00000124 error with.

This is how you can disable C1E Enhanced Halt State to fix the 0x00000124 issue.

  • To open the BIOS, restart Windows and press F2 as it reboots.
  • Then select Advanced Chipset Features and CPU Configurations with the keyboard keys. You can navigate through the menus with the keyboard’s arrow and Enter keys.
  • Select the C1E Enhanced Halt State setting, and press the Enter key.
  • Now you can select a Disable option to switch the setting off.
  • You can save the changes by pressing F10.
  • Exit the BIOS and restart Windows.

8. Roll Windows Back to a Restore Point

If you recently added any kind of new software to Windows just before the blue screen issue occurred, there’s always a chance the software might in some way be responsible for the 0x00000124 error.

The 0x00000124 error message also suggests that you remove recently installed software. The System Restore tool will automatically remove apps and drivers added to Windows after a selected date and undo system file and registry changes.

Thus, rolling Windows back to a restore point is another potential resolution.

  • Press the Win key + R hotkey to open Run.
  • Enter ‘rstrui.exe’ in Run’s text box and click OK to open System Restore.

system restore

  • Click the Choose a different restore point option to select an alternative date to roll Windows back to.
  • Next, select the Show more restore points option so that you have a full list of restore points to choose from.

  • Select a restore point to roll Windows back to.
  • Press Next > Finish to confirm your selected restore point and restart Windows.

Overall, there are numerous potential resolutions for the STOP 0x00000124 error. Windows repair software might also come in handy for fixing various blue screen issues. This Windows Report post also provides some more general fixes for blue screen errors.

FAQ: Learn more about BSoD errors

  • What is Windows stop code error?
A Blue Screen of Death (BSOD), also known as a STOP Error, Bluescreen, Deadscreen, Blue Screen Error, is an error code written on a blue background that pops up on your screen when the system encounters a critical error that produces a crash to the system.
  • How do I fix BSoD error?

There are a lot of BSoD errors out there so there is not a general fix for all of them. Some occur quite rarely, while others appear quite frequently such as the Kernel Security Check Failure error. If you didn’t identify the particular BSOD error, check out our troubleshooter. We’re sure you’ll find the right solution to fix your computer.

  • Is a blue screen always bad?
It won’t do any hardware damage to your hardware but it’s a sign of a bad day nevertheless. So yes, the blue screen (if you’re talking about BsoD and not some blue paper you set yourself on the screen) is never good. First try to reboot the computer, reload the programs you were working with, and then some more. 
  • Editor’s Note: This post was originally published in September 2017 and has been since revamped and updated in March 2020 for freshness, accuracy, and comprehensiveness.
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