How to Fix Rundll Error in Windows 7

If you are a frequent PC user and have been around Windows 7 (or any other version) for some time now, you are probably no stranger to the cynical Rundll error. While most errors occur when you actually “use” your PC, this error can meet you at the Windows startup and pop up an error dialog box with that horribly haunting sound. If you too are among the many victims of such an issue and wish to resolve it using effective steps and methods, continue reading this article and get equipped with the best ways on how to fix Rundll error in Windows 7.

Prior to proceeding this piece for the solution, let be advised to first Scan and Fix your system’s concealed disorders which most probably is eliciting the inconsistencies:

But first, it is important for you to understand what this error is and get yourself fully acquainted with what exactly are you up against.

What is Rundll Error

DLL, also known as Dynamic Link Library, is a Windows library, which consists of codes and instructions used by multiple programs to perform a certain set of functions. For example, kernel32.dll can be used by various programs at the same time for the purposes of memory management and file creation. This causes the operating system to enhance its performance by reusing the same files and speeding up the process. Furthermore, dll files can help keep the memory space free and allow for smaller number of files to be created for the completion of similar tasks.

Rundll error is generated when the system fails to access such dll file(s) and run the code. Reasons for this can be identified as follows:

  1. .dll file has been affected by virus/malware/Trojan
  2. .dll file has been improperly removed or deleted
  3. .dll file is referring to an application that is no longer found in the system
  4. Windows Registry has entered invalid entries

While the Rundll error may seem daunting, luckily there exist numerous simple methods that guarantee safe removal of this error. Read the section below and prepare yourself to fix Rundll error in Windows 7.

Ways to Fix Rundll error

Follow the steps mentioned in this section and fix your Rundll error safely.

Step 1: Identify the Rundll Process

The first step to fixing Rundll error is to identify the specific Rundll process and check its validity. This can be done by analyzing the error dialog box.

Suppose the error dialog box is:

Error loading C:WINDOWS\system32\ usvdgpo.dll

This error indicates that the process usvdgpo is causing the Rundll error.

Step 2: Stop the Related Process

With the process identified, you need to stop that process manually. Follow the steps below to perform this step properly:

  1. Launch the “Run” box by pressing Windows key + R
  2. Type “services.msc” and press Enter
  3. Right-click the related process to your Dll error and click “Stop” to stop the process
  4.  Close the Services window

Step 3: Manually Delete Program from the Registry

Stopping the process will not remove the reference to the bogus items, and will therefore have to be removed from the Windows Registry. This is a delicate process and will require you to follow the steps listed below with utter carefulness:

  1. Press “Windows + R” and type “regedit” in the Run box that opens
  2. From the keys listed at the left panel, navigate to the following key:
  3. HKEY_LOCAL_MACHINE/Software/Microsoft/Windows/CurrentVersion/Run
  4. Right-click on the key name at the right panel that includes related Rundll and click “delete
  5. Close the Windows Registry window
  6. Reboot your system

Step 4: Uninstall and then Reinstall the Program

With the program correctly identified, you can now go on to perform a proper uninstallation procedure and completely eradicate the Rundll error. After this, you can use the program CD to reinstall the program and get yourself an error-free program.

Follow the steps below to perform a proper removal procedure:

  1. Open the “Start” menu and click on “Control Panel
  2. Click “Uninstall a program” listed under the “Program” section
  3. Right-click the program cause of which error is appearing and click “Uninstall
  4. Click “Yes” to confirm your decision and launch the uninstallation process
  5. Close the “Uninstall or change a program” windows when finished

Following the above mentioned four steps will free you from the Rundll error and let you enjoy better a better PC experience.

However, if the error still persists and remains in your system, perform a Windows 7 Start Repair and delete this error all together.  

Follow the steps below to perform a proper Windows 7 repair installation from the Windows 7 installation CD/DVD:

  1. Insert the Windows 7 installation CD/DVD drive and reboot your system
  2. Press a key when prompted by the message: “Press any key to boot from CD or DVD…
  3. Choose “the language to install”, “Time and currency format” and “keyboard or input method” according to your likings
  4. Navigate and click on “Repair your computer
  5.  In the “System Recovery Options” window that opens, choose the operating system you wish to repair and click “Next
  6.  Click on “Startup Repair” from the list of options presented in the “System Recovery Options
  7. The system will repair any corrupted or missing Windows files automatically. Click “Finish” once the process and completed

Follow the easy steps mentioned in this article and free yourself of any Rundll error.

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