Host Process Rundll32 has stopped working – Make it work again

Sometimes, when you open Windows Security Center you can see the following text message:

“Windows host process (Rundll32) has stopped working
A problem caused the program to stop working correctly. Windows will close the program and notify you if a solution is available.”

Host Process Rundll32 has stopped working

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This error message can appear to 10 times and then vanishes. Don’t panic, nothing terrible happen with you system. It’s just one annoying mistake gets on your nerves and slow down the work of the computer. This error message can appear also when you open different programs, that’s why it’s very hard to bind it with the work of one of the definite program. And so it is difficult to solve this problem.

The first method how to eliminate this problem is to remember after installation of what program this error appeared. Rundll32 has stopped working Error can be caused by different programs including Nero, Intel Viiv Software, Vegas Movie Studio etc. If the one is the enumerated programs was installed on your computer not long ago, then you may try to update it.

If the reason in Nero and the updating of it doesn’t work, then you can find C:\Program Files\Common Files\Ahead\DSFilter and replace the name to After that, rename to Reboot your computer.

If you have not Nero and the reason is in some other programs, then you can open: C:\Windows\System32 and find the file. Then rename file to and then reboot your computer. If the error message still annoys you, then try unregistering file, using these commands:

regsvr32 /u
regsvr32 /u
regsvr32 /u

Another reason of Rundll32 has stopped working Error can be DEP (Data Execution Prevention). DEP is the particular feature of Windows that stops the launch of those programs that can be run with some problems. Then you should switch of DEP, doing the following actions:

  • 1. Press Windows button + R button.
  • 2. Type bcdedit.exe /set {current} nx AlwaysOff in the command prompt.
  • 3. Reboot your computer.

If Host Process Rundll32 has stopped working Error appeared when you were watching images or video in Windows Explorer then you may try one more way. Open the following directory: My computer\Tools\Folder Options\View tab and put the tick in the “Always show icons, never thumbnails’ check-box.

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Another reason of such an error can be the presence of viruses or spyware on your computer. That’s why scan your PC for viruses with the help of one of the modern new updated antivirus, for example AVG anti-virus, Security Stronghold True Sword or MalwareBytes Anti-Malware.