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HP Spectre x360 14 inch 2-in-1 Laptop PC 14-eu0000 (7K634AV)

Error code 43. I've tried uninstalling and installing the latest drivers, I've tried disabling and enabling it, and it still doesn't work. When I tried to run the fast test in the hp pc  hardware diagnostics windows, for all of the video checks, it says "cancelled". with this problem I can't adjust my brightness, nor run specific applications that need a minimum gpu requirement.

2 REPLIES 2
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I have same issue. It started few hours ago. I installed some video editing tools. Then after I uninstalled them I packed my laptop and went home. I remember that I saw short Windows update screen. Not sure if I saw it after I unpacked or before I packed my laptop. But since that moment I got this error. I noticed it as soon as I connected docking station and could not see secondary display.

 

I am using release preview build. I tried Display Driver Uninstall utility is safe mode, I tried reinstalling Intel driver from official site and with Windows update but nothing works.

 

I am going to try dev channel of Windows but I do not think it will help. I can not reinstall windows right now...

 

EDIT: 

I also saw some new C++ Redis... and .NET 8.0.11, 8.0.7 installed. I removed those and Driver started working like a charm. So it might be helpful checking out what new applications you installed before driver stopped working. Mine stopped after restart.

 

EDIT 2:

Issue was that I instralled vc_redist 2013 x86 & x64 with davinci resolve. Uninstalling them fixed driver issue. After uninstall I just pressed CTRL + SHIFT + WIN + B to reload driver.

HP Recommended

Hi @spectre77,

 

Welcome to the HP Support Community. 

 

I reviewed your post and I understand that you are getting error code 43 on your computer.

 

I’d love to help!

 

A Code 43 error is generated when Device Manager stops a hardware device because the hardware reported to Windows that it's having some kind of unspecified problem.

 

This extremely generic message could mean there's a true hardware issue or it could simply mean that there's a driver problem that Windows isn't seeing as such but that the hardware is being affected by.

 

Follow the below steps to fix this issue.

 

1.      Restart your computer if you haven't done so already.

There is always the chance that the error Code 43 you're seeing on a device was caused by some temporary problem with the hardware. If so, a restart of your computer might fix the Code 43 error.

Note: Some users have also reported that powering off their computer completely (not just a reset) and then turning it back on has corrected their Code 43 issue, especially if it exists on a USB device. In the case of a laptop, turn it off and remove the battery, wait a few minutes, and then put the battery back in and start the computer. 

 

2.      Did you install a device or make a change in Device Manager just before the Code 43 error appeared? If so, it's possible that the change you made caused the Code 43 error.

Undo the change if you can, restart your PC, and then check again for the Code 43 error.

Depending on the changes you made, some solutions might include:
 

1.      Remove or reconfigure the newly installed device.

2.      Roll back the driver to a version prior to your update.

3.      Use System Restore to undo recent Device Manager-related changes.

 

3.      Reinstall the drivers for the device. Uninstalling and then reinstalling the drivers for the device is a possible solution to a Code 43 error.

Important: If a USB device is generating the Code 43 error, uninstall every device under the Universal Serial Bus controllers hardware category in Device Manager as part of the driver reinstall. This includes any USB Mass Storage Device, USB Host Controller, and USB Root Hub.

Note: Properly reinstalling a driver, as in the instructions linked above, is not the same as simply updating a driver. A full driver reinstall involves completely removing the currently installed driver and then letting Windows install it over again from scratch. 

4.      Update the drivers for the device. It's also very possible that installing the latest drivers for the device could correct the Code 43 error.

If updating the drivers does remove the Code 43 error, it means that the stored Windows drivers you reinstalled in Step 3 were probably damaged or were the wrong drivers. 

 

5.      Install the latest Windows service pack. One of Microsoft's service packs or other patches for Windows might contain a fix for whatever might be causing the Code 43 error so if you're not fully updated, do so now. 

 

6.      Update BIOS. In some situations, an outdated BIOS could be causing a specific issue with a device that is causing it to report an issue to Windows - thus the Code 43 error. 

 

 

Keep me posted for further assistance

 

Please mark this post as Accepted Solution” if the issue is resolved and if you feel this reply was helpful click “Yes”.

Nal_NR-Moderator
I am an HP Employee

† The opinions expressed above are the personal opinions of the authors, not of HP. By using this site, you accept the <a href="https://www8.hp.com/us/en/terms-of-use.html" class="udrlinesmall">Terms of Use</a> and <a href="/t5/custom/page/page-id/hp.rulespage" class="udrlinesmall"> Rules of Participation</a>.