These error screens contain important information regarding the sudden demise of your system.

Some Windows crash errors are more cryptic than others and, therefore, more difficult to troubleshoot.

The WHEA Uncorrectable Error is one of those.

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Memtest

What Is the WHEA Uncorrectable Error, and What Causes It?

The WHEA_UNCORRECTABLE_ERROR (Windows stop code 0x0000124) is a hardware error.

Your error dump file (.DMP) is found atC:/Windows/Minidumpand will have a timestamp.

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Unfortunately, we cannot offer solutions for every issue, but the following fixes should alleviate WHEA_UNCORRECTABLE_ERROR.

To use it:

2.

Check Your System Hardware

The WHEA_UNCORRECTABLE_ERROR closely relates to your system hardware.

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Therefore, before progressing with system resets and memory tests, physically double-check the components in your machine.

If you’re unsure how to reseat your system hardware, check out the following video.

But remember to be gentle with your hardware.

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Memtest

Don’t go in and start yanking cables out and disturbing previously settled hardware.

You might end up making the error worse.

Another option is to remove any newly installed hardware.

cpuz showing mainboard tab with bios information

However, that doesn’t mean a dodgy driver cannot upset your system.

Check Your RAM Using MemTest86

Windows has an integrated memory checker called Windows Memory Diagnostic.

To get the full MemTest86 experience, you should run at least two passes (two complete cycles).

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However, according to most reports, MemTest86 should expose a serious RAM issue after a short period.

You need toenter your system BIOS or UEFI menu.

To do this, turn off your system.

BIOS and UEFI tweaks vary by manufacturer, but menu titles are usually similar.

You are looking for anOverclockingoption.

For the most part, overclocking options are found under theAdvanced,Performance,Frequency, orVoltagemenu.

Find the menu and reset your overclocking options.

Resetting will return your system performance to its out-of-box statebut could also remove WHEA_UNCORRECTABLE_ERROR in the process.

Some BIOS/UEFI parameters can automatically download and update using a desktop utility.

Other manufacturers require you to download the BIOS update andflash the firmware yourself.

Unsure what motherboard you have?

Open theMainboardtab and find your motherboard manufacturer and model.

you’ve got the option to find your BIOS brand and version on this tab, too.

You should find instructions, tutorials, and, if you’re lucky, even a video or two.

Find the option and select it.

Reset in Windows 10 and 11 replaces your system data with a completely fresh set of files.

It will theoretically clear any lingering issues relating to WHEA_UNCORRECTABLE_ERROR while keeping the majority of your important files intact.

When you hit the button, your system restarts, so back up any important files beforehand.

First, your system will restart, then you may selectKeep my filesorRemove everything.