How to Fix the DPC Watchdog Violation Error on Windows 10?

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How to Fix the DPC Watchdog Violation Error on Windows 10?
Table of contents :

What Causes the DPC Watchdog Violation Error #

Similar to IRQL_NOT_LESS OR_EQUAL, DPC Watchdog Violation is another kind of Windows 10 blue screen of death (BSoD), which can be triggered by many reasons like below:

  1. Outdated or damaged driver device. This is the most common reason that is responsible for PC_Watchdog_Violation Windows 10 error. To get it fixed, you may need to update the manually.
  2. Incompatible hardware installed. If you have recently installed a new hardware device and then the Watchdog error arouses on Windows 10, then probably it is the incompatible hardware device bringing the BSoD error.   
  3. Software conflict. some programs like the alternatives can bring big software conflict, leading to the DPC watchdog violation error.
  4. SSD firmware is outdated. If you are using an SSD, make sure the firmware version of the SSD is up-to-date.
  5. System files get corrupted. Corrupted system files are always the reason for Windows blue screen error of death.
Watchdog error Windows 10

Tip: Usually, a blue screen of death can be fixed after a restart. However, without any fix or precaution, you are likely to see it again. Thus, it is highly recommended that you try the followings solutions to remove DPC Watchdog Violation Windows 10.

1. Remove Any External Device #

Like what we have stated above, the DPC_WATCHDOG_VIOLATION blue screen error can be caused by hardware conflicts, so the first solution you can have a try is to remove all the external hardware except for the indispensable ones.

Remove any USB drive, external hard drives, external solid-state drive, printer, or scanner on your PC, then restart your computer and see if the DPC Watchdog Violation Windows 10 error appears or not in the coming days.

2. Change SATA AHCI Controller #

You can change the SATA AHCI driver by yourself to solve the DPC watchdog violation error.

Step 1. Press Win + X to launch the power user menu of Windows 10. Then go for Device Manager.

Step 2. Expand the IDE ATA/ATAPI controllers to find the controller. Then right-click on it and select Properties from the context menu.

Step 3. From the new pop-up window, go to the Driver tab and then click Drive Details. View if the iaStorA.sys is listed as a driver. If it is, click OK. If not, skip to the next solution.

check if iaStorA.sys is listed as a driver

Step 4. Back to the Drive tab and you need to click Update Driver this time.

Step 5. In the new pop-up window, choose to Browse my computer for driver software -> Let me pick from a list of device drivers on my computer -> Standard SATA AHCI Controller -> restart your computer.

let me browse the computer for a driver software

If the DPC_Watchdog_Violation appears again later, try the next solution.

3. Update the SSD Firmware #

If you are an SSD user and get the DPC Watchdog Violation error, you can try updating the SSD firmware to fix the BSOD. Download the latest SSD firmware version from the manufacturer’s official site to update your SSD.

Step 1. Also go to Windows 10, Device Manager.

Step 2. Expand the Disk drives to view your SSD model.

Step 3. Go to your SSD manufacturer’s site and search for the new firmware version of your SSD model.

note your SSD model

Step 4. Download and install the firmware for your drive.

Doing these may help you get rid of DPC_Watchdog_Violation Windows 10. But if this does not help, continue with the next fix.

4. Remove Newly Installed Software #

If you receive the DPC Watchdog Violation error shortly after you have installed or updated some applications, you can uninstall them to confirm.

5. Scan and Fix Corrupted System Files #

To identify, you can run some commands to check and verify if any Windows system files are corrupted.

Step 1. From the Windows Search bar, type CMD and run it from the best match result with admin privilege.

Step 2. In the elevated command prompt window, type sfc /scannow and hit Enter on the keyboard.

Step 3. Wait until you receive the returned information. If the process has got some corrupted files to repair, you may need to restart your computer to help complete the whole process.

scan and fix corrupted system files

6. Run Event Viewer #

Running the Event Viewer will help you find what driver or hardware is causing the DPC_Watchdog_Violation Windows 10 blue screen error. Here is the simple guide:

Step 1. Press Win + X keys together and choose Event Viewer from the power user menu.

Step 2. When you are in Event Viewer, unfold Windows Logs from the action panel to choose System.

Step 3. Now you will see some error events listed. Click each of them to see details of the error within a specific time range. This could help you find the culprit of the DPC Watchdog Violation error.

view system event logs to identify what if causing DPC Watchdog Violation

7. Check and Fix Hard Drive Errors #

Another possible reason for the Watchdog error in Windows 10 if that your hard drive is failing. You can download some hard drive repair tools online to perform a comprehensive inspection and try to get the errors fixed.

However, if there are too many disk errors found, you have better get all the valuable files backed up and then reinstall Windows 10 on a new hard drive. Also, if none of the solutions help, you may choose to do a clean reinstall.

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