What is ECC-MEMORY-ERROR?
Error-Correcting Code (ECC) memory has detected a bit error in RAM. Correctable single-bit errors (SECE) are automatically fixed by ECC logic, but uncorrectable multi-bit errors (MECE) cause system crashes. Even correctable errors indicate the RAM module is degrading and should be monitored closely. ECC is common in workstations, servers, and AMD Ryzen Pro/Threadripper systems.
Common Causes
- Physical RAM degradation (aging)
- Cosmic ray bit flip (transient)
- Overheating causing bit instability
Step-by-Step Fix Guide
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1
Check ECC error logs in BIOS or IPMI
A single correctable ECC error may be transient, but repeated correctable errors on the same address indicate RAM degradation requiring replacement.
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2
Replace the flagged DIMM
Uncorrectable errors require immediate RAM replacement.
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3
Monitor with vendor RAM diagnostic tools
Commands & Diagnostics
Get-WinEvent -FilterHashtable @{LogName='System'; ProviderName='edac*'} -ErrorAction SilentlyContinueStill Need Help?
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