How to Install KB888111XPSP2.exe to Fix the Microsoft Bus Driver Error

August 12, 2009

I just noticed that a couple of people have been looking for a guide to install kb888111xpsp2.exe (kb888111xpsp2). This is usually needed for Realtek powered audio systems to run properly in most computers with Windows XP SP2. In case you get a Microsoft Bus Driver error, you might be missing this as well. Please take note that this file is for Windows XP SP2, its not intended for Windows Vista or in Windows XP SP3. Before we begin please download the kb888111xpsp2.exe here.

Before you install your Realtek audio driver make sure you have installed kb888111xpsp2.exe first. In case its not installed yet (and you installed the Realtek audio driver first), you’ll need to work around the error to fix it. Here’s what you need to do.

Right click on the My Computer icon on your desktop. Then go to the Hardware tab. Then click on the Device Manager button. Look for an icon with a yellow (exclamation) sign on it.

Right click on the PCI Device and uninstall it. Once uninstalled run kb888111xpsp2.exe, install it (reboot if it prompts you to reboot) and then install your Realtek audio driver. This fixed the error and installed the Realtek driver correctly on my laptop. Hope this helps, in case this didn’t solve your problem yet, put the details in comments and I’ll try to see if we can resolve it. ^_^

{ 7 comments… read them below or add one }

Kobold August 13, 2009 at 9:24 am

This fixed it. Thank you!

Deetsie August 13, 2009 at 12:41 pm

any post about how internet risk levels (malwares and phishing) and how to avoid those? thanks!

Jeedo August 13, 2009 at 1:36 pm

@Deetsie

Thank you for the suggestion, I will definitely make a post about that soon. You may want to subscribe to the RSS feed to receive updates from this blog.

PXalley November 7, 2009 at 6:45 pm

Hi,

Thank God and Thank you Jeedo!

I think your one of God’s instrument on helping me on this….

I’ve spent several days trying to figure out what’s that unknown PCI Device, at first I thought it was my video card…

Thank you for this info, it really helped me fix my SONY Vaio VGN-SZ75GN/B

I downgraded my system from Vista to XP…

Best regards and more power!

Jeedo November 8, 2009 at 9:07 am

Hi PX,

Glad I was of help ^_^ Thanks for dropping by!

arvin August 20, 2010 at 9:50 am

if i used windows XP SP3 what are the steps to fix my problem.thanks

Jeedo August 20, 2010 at 11:16 am

Hi arvin,

I can’t really recommend anything right now other than to restore your system back to xp sp2. I haven’t delved that much with xp sp3 systems, I also suggest upgrading to Windows 7. Quirks I had previously that were present when I used XP SP2 were resolved after I upgraded to Windows 7 ultimate. All my computers are now loaded with Windows 7. Hope this helps.

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