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How to Fix ‘DPC Watchdog Violation’ – Newest Windows 10 Driver Error


The ‘DPC Watchdog Violation’ errors were commonly encountered on Windows 10 when the operating system was released. That even made Microsoft release an ulterior update to fix it.

Before getting to the steps needed to fix the error, you must know what causes it. Usually, knowing the cause of the error will make it easier to find a solution. The error ‘DPC Watchdog Violation’ was caused by an SSD driver that was not compatible with Windows 10. The same issue happened on Windows 8, when the operating system was released.

But we have a tutorial that will help you fix the ‘DPC Watchdog Violation’ error on Windows 10.

The syntax of the error is ‘DPC_WATCHDOG_VIOLATION’ and it causes a memory dump and a BSOD.

Fix DPC_WATCHDOG_VIOLATION Error on Windows 10

If there was an IDE ATA/ATAPI controller installed along with Windows 10, then you will encounter this error. You can fix this error by using a different driver.

  1. Go to Control Panel, Hardware, and Sound and Device Manager.
  2. Once there look for the IDE ATA/ATAPI controllers section and open it.
  3. Find the controller that says ‘SATA AHCI’, right click on it and go to Properties.
  4. Choose the Driver tab and Driver Details. The driver must be ‘iastor.sys’. If it is, continue the steps and if it isn’t, you can either try another or just go directly to the next step.
  5. You must select Update Driver Software, Browse, and Let me Pick from the list of devices.
  6. Choose ‘Standard SATA AHCI Controller’ from that list and install iy.

These steps should fix a lot of Windows 10 DPC_WATCHDOG_VIOLATION errors.

If you didn’t succeed with our tutorial, you can also try to update all the drivers, a fix recommended by users that encountered the same issues. Another way of fixing these errors has been suggested by some users: update the motherboard BIOS.