Windows & BSOD · critical

How to fix0x000000C1

SPECIAL_POOL_DETECTED_MEMORY_CORRUPTION

What this error means

SPECIAL_POOL_DETECTED_MEMORY_CORRUPTION is a critical-severity Windows operating system issue. A special pool driver check detected that a kernel driver wrote to memory outside its allocated block. This is a critical RAM integrity BSOD. Commonly caused by driver memory leaks, incompatible chipset drivers, or faulty RAM. This can also stem from registry database corruption. Work through the steps below in order.

Before you begin

Save open work and back up important files. Use instructions for your exact device and software version. If Windows cannot start, see the startup guide.

Work through these checks

0 of 4 complete
01Run Windows Driver Verifier to locate the culprit driver
  1. Run Windows Driver Verifier to locate the culprit driver
What to expect

Check whether the original symptom still occurs.

If it does not help

Continue only if this check applies to your device. Consult its manufacturer if you are unsure.

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02Disable XMP/EXPO memory profiles in BIOS
  1. Disable XMP/EXPO memory profiles in BIOS
What to expect

Check whether the original symptom still occurs.

If it does not help

Continue only if this check applies to your device. Consult its manufacturer if you are unsure.

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03Run Windows Memory Diagnostic tool
  1. Run Windows Memory Diagnostic tool
What to expect

Check whether the original symptom still occurs.

If it does not help

Continue only if this check applies to your device. Consult its manufacturer if you are unsure.

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04Update motherboard chipset and LAN drivers
  1. Update motherboard chipset and LAN drivers
What to expect

Check whether the original symptom still occurs.

If it does not help

Continue only if this check applies to your device. Consult its manufacturer if you are unsure.

Browse related errors

Possible causes

  • Corrupted kernel-mode driver writing outside boundaries
  • Unstable RAM or memory controller voltage
  • Incompatible software drivers (especially antivirus/firewall)
  • Registry database corruption

Useful Windows tools

These commands open Windows tools. Review changes before applying them.

mdsched.exe