Step by Step Guide to Fix Rundll32.exe error in Windows 11

DLLs (Dynamic Link Libraries) are files that have some code, data, and resources and are used by various applications at the same time. Rundll32 is a Windows utility responsible for loading and executing 32-bit DLL files in memory. This utility helps the applications to use these DLLs efficiently.

Many users have reported seeing the below error when they try starting some programs.

There was a problem starting
The specified module could not be found.


The error is also known to show up in the following cases:

  • Rundll32.exe virus – While connecting a pen drive to the Windows system.
  • Rundll.exe application error – This can appear because of some settings in your antivirus system.
  • Rundll32.exe error entry point not found, memory could not be written, opening process – This appears when there are some issues with the system files.
  • Rundll32.exe runtime error, shutdown error –  This error shows up when you try to shut down the PC.
  • Rundll32.exe error on boot, crash on startup – This error appears when the PC starts up or boots.

The potential causes for this issue are :

  • Glitches in Rundll32 Utility.
  • Corrupt DLL files.
  • Missing DLL files.
  • There is an issue with the application using the DLL file.

Are you annoyed with this error on your system? You have come to the right place. In this article, we have listed some fixes that can help you overcome the Rundll32 error on your system.

Fix 1: Perform an SFC and DISM scan

Step 1: Open the Run Terminal. One can use the shortcut Windows and to do the same.

Step 2: Type cmd and hold the keys Ctrl+Shift+Enter to open the Command Prompt in Admin mode.





Step 3: If you notice a UAC prompt requesting access, click on Yes.

Step 4: Type the below commands one after the other. Make it a point to hit Enter after every command

DISM /Online /Cleanup-Image /RestoreHealth


Step 5: Please wait patiently till the scan completes. Once the scan is complete, restart the system.

If there were any damaged files, the scan cleans them. Now, check if this fixes the issue.

Fix 2: Clear the browser’s Cache

Step 1: Open the Google Chrome Browser

Step 2: In the Address bar, type the below command and hit Enter



Clear Browsing Data



Step 3: In the Clear browsing data window that opens, from the Time range  drop-down choose All time

Step 4: Tick on Cached images and files

Step 5: Press the Clear data button


Clear Browser History


This clears the browser. Now, check if the issue has been resolved.


Fix 3: Check if the Antivirus Software or some feature within it is causing the issue.

Many users have reported that the sandbox feature from the antivirus software has been causing this issue. Looks for the instructions from the Antivirus vendor’s website and try disabling this feature.

If that did not help, try the next fix.

Fix 4: Ensure Windows is up to date.

Step 1: Hold the keys Windows+R to open the Run Dialog.

Step 2: Enter the below command and press Enter.



Windows Update


Step 3: In the windows that open, click on the Check for updates button.

Step 4: If there are any pending updates, you will be notified, click on Download & install button.


Update And Install


Step 5: Once all the pending updates are installed, restart your system.

Fix 5: Perform a System Restore

If none of the above fixes work for you, and you have a restore point created previously in your system, try performing a system restore.

Step 1: Hold the keys Windows+R to open the Run Dialog.

Step 2: Enter the below command and press Enter.



Rstrui Exe


Step 3: The System Properties window opens. Click on the System Restore button as shown below.


Click On System Restore


Step 4: In the System Restore window, click on Next.


Click On Next


Step 5: Now, click on the Restore point and click on the Next button.



Click On Rp And Click Onnext


Now, wait patiently till the system restore is performed.

That’s all.

We hope this article has been informative. Kindly comment and let us know the fix that helped you resolve the issue.

Thank you for reading.