How to Fix Bad Pool Caller Error on Windows 10

The Bad Pool Caller error is a Blue Screen of Death (BSOD) issue in Windows 10. It usually appears when Windows encounters a problem with memory allocation, driver conflicts, or corrupted system files. This error can be frustrating because it causes your PC to crash and restart unexpectedly. Fortunately, there are several methods to fix the Bad Pool Caller error. Follow the steps below to troubleshoot and resolve this issue.

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What Causes the Bad Pool Caller Error?

The Bad Pool Caller error (STOP code: 0x000000C2) is related to Windows memory management. It occurs when a process or driver requests memory that is not available or is already being used by another process. Some common causes include:

• Corrupt or outdated device drivers
• Faulty RAM or hardware issues
• Software conflicts, especially from third-party programs
• Corrupted system files
• Malware or virus infections

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Fix 1: Restart Your Computer

A simple restart can sometimes resolve the issue if it was caused by a temporary glitch. Try restarting your PC and see if the error occurs again.

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Fix 2: Check for Windows Updates

Updating Windows can fix bugs and driver conflicts that may be causing the Bad Pool Caller error.

1. Press Windows + I to open Settings.
2. Click Update & Security > Windows Update.
3. Click Check for updates and install any available updates.
4. Restart your computer and check if the issue persists.

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Fix 3: Update or Roll Back Drivers

Outdated or incompatible drivers can trigger the Bad Pool Caller error.

Update Drivers

1. Press Windows + X and select Device Manager.
2. Expand categories like Display adapters, Network adapters, or Sound, video and game controllers.
3. Right-click on the device and select Update driver.
4. Choose Search automatically for drivers and follow the instructions.
5. Restart your PC after updating the drivers.

Roll Back Drivers (if the error started after an update)

1. Open Device Manager as above.
2. Right-click on the problematic driver and select Properties.
3. Go to the Driver tab and click Roll Back Driver (if available).
4. Restart your computer.

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Fix 4: Run Windows Memory Diagnostic

Faulty RAM can cause the Bad Pool Caller error. You can check for memory issues using Windows Memory Diagnostic:

1. Press Windows + R, type mdsched.exe, and press Enter.
2. Select Restart now and check for problems.
3. Your computer will restart and scan the RAM for issues.
4. If errors are detected, you may need to replace the faulty RAM.

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Fix 5: Run System File Checker (SFC) and DISM Scan

Corrupted system files can lead to this error. Running an SFC scan can fix them:

1. Press Windows + X and select Command Prompt (Admin) or Windows Terminal (Admin).
2. Type sfc /scannow and press Enter.
3. Wait for the scan to complete and restart your PC.

If the issue persists, run a DISM scan:

1. Open Command Prompt (Admin).
2. Type:

   DISM /Online /Cleanup-Image /RestoreHealth
   

3. Press Enter and wait for the scan to finish.
4. Restart your computer.

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Fix 6: Check for Malware or Viruses

Malware infections can corrupt system files and cause BSOD errors. Run a full scan using Windows Defender or a trusted antivirus program:

1. Open Windows Security by pressing Windows + I and selecting Update & Security > Windows Security.
2. Click Virus & threat protection > Quick scan.
3. For a deeper scan, select Full scan and run it.
4. Remove any threats found and restart your computer.

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Fix 7: Perform a Clean Boot

Some third-party applications can interfere with system processes. A clean boot starts Windows with only essential services:

1. Press Windows + R, type msconfig, and press Enter.
2. In the System Configuration window, go to the Services tab.
3. Check Hide all Microsoft services, then click Disable all.
4. Go to the Startup tab and click Open Task Manager.
5. Disable all startup items by right-clicking them and selecting Disable.
6. Restart your computer and see if the error occurs.

If the error stops, one of the disabled apps or services was causing the issue. Re-enable them one by one to identify the culprit.

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Fix 8: Reset or Reinstall Windows 10

If none of the above solutions work, consider resetting Windows:

1. Press Windows + I and go to Update & Security > Recovery.
2. Click Get started under Reset this PC.
3. Choose Keep my files or Remove everything (this will erase all data).
4. Follow the instructions to reset Windows.

If resetting doesn’t fix the issue, a clean installation of Windows 10 may be necessary.

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Final Thoughts

The Bad Pool Caller error in Windows 10 is often caused by driver issues, faulty RAM, or corrupted system files. By following these steps—updating drivers, checking memory, scanning for malware, and repairing system files—you can fix the problem and prevent future crashes. If the error persists, consider resetting or reinstalling Windows.

Would you like help with any specific step?