How To Fix DPC Watchdog Violation Error?

While using a computer the most annoying thing is the Blue Screen Of Death (BSOD) which is persistent in all windows versions. This issue occurred frequently in windows 7, 8 and Windows 10. During recent times users had to face lots of hard times through one such error. It is the DPC WATCHDOG VIOLATION. For such users who have been facing problems due to DPC Watchdog Violation error, and are wondering what it is and ways to fix it, this guide would help them.

What is DPC Watchdog Violation?

DPC is the short form of ‘Deferred Procedure Call’, while Watchdog refers to the bug checker. The blue screen of death bug checker has a value of 0*00000133. In the windows operating system, DPC Watchdog Violation is a common issue that occurs frequently.

Fix DPC Watchdog Violation Error


When Windows 10 was first released, the DPC Watchdog violation issue or 0*00000133 error was a very common thing. The same problem was found in Windows 8 when it was released for the first time. In the beginning, the reason for this error was an SSD driver which was incompatible with Windows 10. There are few other specific reasons too for the DPC Watchdog Violation issue. Some of them are listed below.

  • Unsupported SSD firmware
  • Hardware incompatibility issues
  • System files being corrupted
  • SSD driver version
  • Unreadable HDD
  • Usage of damaged drivers
  • Malware infection, etc.

How to Fix DPC Watchdog Violation?

As there several causes for DPC Watchdog Violation errors, there are few simple steps to fix them too. Let’s quickly have a look at the top five solutions.

1: Check Your Cables

This could be the easiest and the first thing that you should attempt to fix the DPC Watchdog Violation error on your window. All you need to do is go ahead and check all the power cables from your computer.

If any of them are not properly plugged in, the system might read as the disk is unavailable and crash. Once the cables are properly plugged in then you can further check the health of the disks. If this is done, then your DPC Watchdog Violation error will be easily fixed.

2: Remove External Devices

Another important reason for the DPC Watchdog Violation Error in windows can be the conflicts caused by hardware. As a solution for this, you should make sure to remove or disconnect the newly installed external devices such as hard drives, printer, or scanner from your PC. Once you remove or disconnect the external devices, then restart your PC.

By following this you can fix the DPC Watchdog Violation error on your window. If you are confused to find which external device is the reason for this error, then you can connect one device at a time to check it. If you find the DPC Watchdog Violation error after connecting one of your devices, then you can simply remove it to fix the problem.

3: Change SATA AHCI Controller

Changing your drivers to built-in windows drivers can improve the performance issues caused on your PC. This can easily fix the DPC Watchdog Violation error.

To do this,

Step 1 – Open the Device Manager. Here you will be able to see several drivers. Then click on IDE ATA/ATAPI Controllers.

Step 2 – Now right click on the SATA AHCI controller and then click Properties.

Step 3 – Go to the Driver tab and then click on Driver Details to make sure that you have chosen the correct controller and check if iaStorA.sys is listed as a driver. Once you confirm it, click OK.

Step 4 – Now you have to update the driver. Click on ‘Update Driver’.

Step 5 – Choose the option ‘Browse My Computer for driver software’.

Step 6 – Now click on the option ‘Let me pick from a list of drivers on my computer’.

Step 7 – Choose ‘SATA AHCI Standard Controller’ and click the Next button to complete your procedure.

Step 8 – As the final step, now you should Reboot your system to avoid the error causing again in the future.

4:  Update the Solid State Drive (SSD) Firmware

Most of you might use an SSD to speed up the performance of your computer. If you haven’t updated your firmware, your windows won’t be able to handle your SSD correctly. This can cause a DPC Watchdog Violation error or 0*00000133 error. So it is better to keep your SSD updated. To update your firmware you have to find the model number of your SSD. Given below are a few simple steps that you have to follow to find the model number of your SSD.

Step 1 – Open Device Manager. You can do it by pressing the Windows key + X at the same time and choose Device Manager from the menu.

Step 2 – Expand the Disk Drivers list and find the type of SSD that you are using and its model number.

Step 3 – Once you find the model number, go to the manufacturer’s website and search for the new version of firmware and then download and update your SSD.

5: Scan and Fix System Files

Damaged or corrupted system files can also lead to the DPC Watchdog Violation error. To make sure that your system files are not corrupted you should check and verify them.

Step 1 – Open the Command Prompt as an administrator.

Step 2 – Run SFC check and press Enter.

Now it will automatically scan and fix errors in your windows system. Once the process is done, you have to Restart your computer.


Fixing the DPC Watchdog Violation error is not so complicated. In the future, if you come across the DPC Watchdog Violation error you can easily fix it using one of the above-given methods.

I hope this article would have illustrated you to fix the DPC Watchdog Violation error issue. If you still cannot fix the issue, there are many other solutions too, you can go ahead and try them.

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