The “Windows Host process (Rundll32) has stopped working” error is quite a generic one but are a couple of well-known causes for this problem and some of them way even sound weird at the first glance. Follow the rest of the article in order to find out just how to solve this problem.

Solution 1: Weird Control Panel Tweak

This first solution to the problem is probably the weirdest one and it appears that the whole error is simply a bug related to how icons and thumbnails are displayed. There are plenty of people on the Internet who claim that they have tried every possible solution they were able to find online but nothing helped but this little tweak. This method is useful if you receive the error code when accessing folders which contain pictures or videos.

Solution 2: Remove Certain Icons From the System Tray

Some users claim that it took them several months of research and trying various methods before they implemented this simple fix which solved the problem instantly. This method is highly successful if new icons have been added recently to the system tray. It appears that the support for these icons is missing and it causes this error to appear.

Solution 3: Reinstall Certain Programs Which Are Known to Cause this Problem

Some third-party programs and applications are well-known to cause this error after a while has passed from their installation and users have reported that reinstalling this programs has helped them get rid of the annoying error. Some of the programs include: Nero tools and applications QuickSet Realtek Audio Driver Sound Blaster Adobe Speed Launcher Adobe ARM Follow the instructions below in order to uninstall and reinstall this tools properly:

Solution 4: Update the Graphics Card Driver

Some users went online and claimed that a file called “nvd3dum.dll” caused the crash after they investigated the log files located on their computers. This file is closely related to the NVIDIA graphics card driver and you should definitely consider this solution if you own an NVIDIA graphics card. Follow the set of steps presented below.

Note: You can also visit the site of the manufacturer which made your graphics card and download the latest driver from their site. They usually provide assistance when it comes to choosing the correct driver for your system. Also, if there is no new versions of your graphics card driver, you can always choose to roll it back by choosing the respective option from the menu and following the instructions on-screen.

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