blue screen

WHEA_UNCORRECTABLE_ERROR Unrecoverable hardware error

error meaning

The Windows Hardware Error Reporting system received an unrecoverable error.

Frequently Occurring Situations

The system freezes when the CPU/GPU load is high or after overclocking.

First thing to check

Check whether the CPU is undervolted or overclocked and the WHEA-Logger records in Event Viewer.

main causes

  • CPU/memory instability
  • PCIe device error
  • Power or temperature issues

Step-by-step solution

If it is checked and resolved from above, you do not need to proceed to the next step.

1. Check occurrence conditions

The system freezes when the CPU/GPU load is high or after overclocking.

Difficulty Easy · Estimated time 5 minutes

  1. Check whether the CPU is undervolted or overclocked and the WHEA-Logger records in Event Viewer.

Check points: Record the error code, when it occurred, and any recent changes.

2. Procedure for troubleshooting unrecoverable hardware errors

The Windows Hardware Error Reporting system received an unrecoverable error.

Difficulty Moderate · Estimated time 10~30 minutes

  1. Return your CPU/RAM overclock and undervolt to default.
  2. Check temperature and fan operation with hardware monitoring and relay event error device information to the manufacturer.

Check points: Reproduce the same load under default settings and see if WHEA events are logged again.

Frequently Asked Questions

Related PC FIX Issues

official reference document

Content review date: 2026-10-07

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