Processor · critical

How to fix0x0000009C

MACHINE_CHECK_EXCEPTION (0x9C)

What this error means

0x0000009C shows up as a critical-severity processor (CPU) fault. A Machine Check Exception (MCE) is a hardware error detected by the CPU itself, indicating a fatal hardware failure. Commonly caused by hardware overheating, unstable overclocking multipliers, incorrect CPU core voltages, or failing motherboard power regulators. Follow the steps below to fix it.

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
01Reset BIOS multiplier and voltages to stock
  1. Reset BIOS multiplier and voltages to stock
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
02Monitor thermal temps and replace thermal paste
  1. Monitor thermal temps and replace thermal paste
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
03Test with a different high-quality power supply
  1. Test with a different high-quality power supply
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
04Inspect motherboard for bulged VRM capacitors
  1. Inspect motherboard for bulged VRM capacitors
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

  • CPU core degradation or overheating
  • Unstable CPU core voltage offsets
  • Motherboard VRM power delivery failure
  • Insufficient power supply unit (PSU) wattage

Useful Windows tools

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

eventvwr.msc