BAD_POOL_HEADER is a Blue screen of death error that occurs when there’s a problem with the physical memory of the computer. This error isn’t limited to a certain windows OS version and can occur in anyone. 

On windows 8 and 10, it’s called BAD_POOL_HEADER while it’s also called Error 0x00000019 on Windows 7.

BAD_POOL_HEADER indicates that your computer ran into a problem allocating memory. When this function is not properly removed from the memory pool, the header of the memory pool gets corrupted and leads to this error. 

This happens if you’ve recently made some changes to your computer. A blue screen stating that BAD_POOL_HEADER has occurred appears and does not let you boot your computer.

On Windows 7, the following message shows up on the screen

While on Windows 8 and 10, Bad_Pool_Header Error can affect Windows XP and Vista too.

What Causes BAD_POOL_HEADER Error?

When your computer is unable to process certain tasks that require the utilization of RAM or a Hard drive, it can be easily guessed that there are problems with the RAM or Hard drive themselves. 

But the thing that leads to problems with those is the actual cause of the BAD_POOL_HEADER Error. Let’s see what those causes are:

Driver Conflicts

Outdated drivers

Faulty RAM memory

Anti-malware software

Hardware failure

Corrupted system files



Most of the time BAD_POOL_HEADER Error is temporary and your computer fixes it for you. However, sometimes that’s not the case and there’s a chance of you getting stuck on a loop. 

So follow the below-mentioned methods to quickly resolve this issue. 

But before you do that, restart your computer in Safe mode by pressing F8 again and again during the computer’s startup until you see the option of Entering in Safe mode.

Use Memory Diagnostic Tool

As you already know that faulty RAM memory is one of the possible reasons behind the BAD_POOL_HEADER Error. Start your troubleshooting by running a test on RAM using Memory Diagnostic tool, a built-in windows software. Follow these methods:

–Search your computer for Windows Diagnostic Tool and choose the best option


Open Run dialogue box and type “mdsched.exe” and Press OK

–Once the Windows Diagnostic dialogue open, choose the recommended option and follow the on-screen instructions

Update Drivers

Outdated drivers can sometimes lead to this error so it is recommended that you update your driver. Drivers can be updated manually or automatically.

Follow these steps to Manually update drivers:

–Click on Start

–Type in devmgmt.msc and choose the best option

–Once it’s open, right-click on the driver and choose Update Device Software

Follow these steps to automatically update drivers:

–Go to Settings and then Control Panel

–Choose Devices and Printers.

–Right-click on your Computer and click on Device installation settings, select Yes, and save changes.

Disable Fast Startup

Another way to fix BAD_POOL_HEADER Error is by disabling fast startup. Follow these steps:

–Right-click on Start and choose Power Options.

–Click Choose What the power button do > Change Settings that are currently unavailable.

-Uncheck Turn on Fast Startup.

Disconnect External Devices

If any external devices are connected to your system (Except keyboard and mouse), disconnect them and restart your computer. 

External devices are known to cause this issue so try disconnecting them and see if the issue is resolved.

Disable Anti-malware Software

Sometimes anti-malware software like Malware Bytes can be the reason behind BAD_POOL_HEADER Error. Uninstall any anti-malware software that’s on your computer and restart it.

We hope that these simple steps have helped you to Fix BAD_POOL_ERROR in Windows 7/8 & 10. If you are still encountering this problem then please let us know, we will see if there are any other reasons that may be triggering the issue and how to fix it.

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