What is 0x8007045D?
I/O Device Error - Storage is a high-severity Windows operating system issue. Request could not be performed because of an I/O device error. Often indicates failing sectors. This usually traces back to faulty SATA cable and USB connection drop. See the troubleshooting steps below for the fix.
Common Causes
- Damaged sector
- Faulty SATA cable
- USB connection drop
Step-by-Step Fix Guide
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1
Run chkdsk /f /r
For lingering 0x8007045D cases, "Run chkdsk /f /r" is worth running through.
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2
Replace storage cable
"Replace storage cable" targets faulty SATA cable, one of the documented causes of 0x8007045D.
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3
Test disk in CrystalDiskInfo
"Test disk in CrystalDiskInfo" handles an edge case some users report with 0x8007045D.
Commands & Diagnostics
chkdsk C: /f /r
Frequently Asked Questions
0x8007045D is most often triggered by damaged sector. Other reports point to faulty SATA cable and USB connection drop as contributing factors.
Most 0x8007045D reports resolve after "Run chkdsk /f /r". The rest of the guide above is there for the cases that don't.
Rated high severity — 0x8007045D isn't immediately destructive, but recurring instances are a sign to fix it sooner rather than later.
In most cases, yes — the guide above resolves 0x8007045D without a clean install. Treat a reinstall as the last resort, not the first move.
Sometimes. Microsoft regularly releases patches that fix known BSOD triggers including 0x8007045D. Make sure Windows is fully up to date via Settings → Windows Update before attempting more advanced fixes.
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