dpc_watchdog_violation
Moderate
Microsoft · Windows
A Deferred Procedure Call (DPC) routine ran for longer than the watchdog timer allows — a driver or system component is stuck in a long-running operation that blocks other system functions
Quick Answer
Error code DPC_WATCHDOG_VIOLATION on your Microsoft Windows means: A Deferred Procedure Call (DPC) routine ran for longer than the watchdog timer allows — a driver or system component is stuck in a long-running operation that blocks other system functions. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
Likely Causes
How to Fix It
1
Update your SSD firmware from the manufacturer's website (Samsung Magician for Samsung SSDs, Crucial Storage Executive for Crucial, etc.)
2
Open Device Manager, expand 'IDE ATA/ATAPI controllers', right-click your SATA controller, select 'Update driver' — try both automatic and manual updates
3
If using a standard Microsoft AHCI driver, download and install the specific AHCI/NVMe driver from your motherboard or laptop manufacturer
4
Update GPU drivers with a clean install using DDU (Display Driver Uninstaller)
5
Check storage drive health with CrystalDiskInfo — if health is 'Caution' or 'Bad', replace the drive
6
If the issue started after a Windows Update, try rolling back: Settings > Windows Update > Update History > Uninstall Updates
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Replacement SSD/HDD if storage drive is failing
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