Rundll32 has stopped working error on running Windows System and Security Center

Rundll32 has stopped working error on running Windows System and Security Center

Hi Mary,

Try any of the following methods to resolve the issue:

Method 1: Run the System File Checker tool

1. Click “Start” button and type “cmd” (without quotes”) in the search box.
2. Right click “cmd” from the list and click “Run as Administrator”.
3. Enter the password if prompted to and click “Continue.
4. Type “sfc /scannow” (without quotes) in the command prompt and press Enter. During the scanning process all the system files are checked and the incorrect ones are replaced by the correct version.
5. Check whether the issue is resolved.

For more details, visit: Microsoft Support

Method 2: Restore system to an earlier point in time

1. Click “Start” button, choose “All Programs” and open “Accessories”.
2. Point to “System tools” and open “System Restore”.

Or, type System Restore in the search box and Press Enter

Note: You should be logged in as the Administrator.

1. In the System Restore window, click “Choose a different restore point” and click “Next”.
2. Select a restore point from the list that was created before you began to experience the issue, and then click “Next”.
3. Click “Finish”.

Method 3: Startup Repair tool

1. Remove all CDs and floppies from the computer and restart it.
2. If only one operating system is installed on the computer, press F8 as the computer restarts before the windows logo appears. And if more operating systems are installed, choose the one that need to be repaired using the arrow key and press F8.
3. On the “Advanced Boot Options” screen, choose “Repair your computer” option with help of arrow keys and press “Enter” on the keyboard. If the “Repair your computer” option is not highlighted, then the recovery console is not pre-installed on the computer.
4. Select the keyboard layout, and click “Next”.
5. Select the username and enter the password, and click “OK”.
6. On the “System Recovery Options” menu, select Startup Repair. The Startup Repair tool automatically troubleshoots issues caused by missing or damaged system files.

Please visit the following web link for more information: Microsoft Startup Repair FAQ

Method 4: System Image Recovery

You need to have a copy of system image before performing this option. Visit the following link for more details: System Image Recovery

If none of the above options work, then the last resort is to install a clean copy of Windows using windows installation disc. Please note that, in this case you have to back up all the important data and software and re-install it after installing the new windows.

The following web link will provide information on installing/ re-installing windows on the computer: Install/reinstall/uninstall

It is always advised to create a System Repair Disc which helps in recovering the computer in case of emergency. Please follow the steps provided below to create a System Repair Disc:

1. Click the “Start” button and open “Control Panel” and choose “Backup and Restore” icon.
2. Click “Create a System repair disc” in the left blue window.
3. Insert a blank CD or DVD into the drive, choose the drive and click “Create disc” button.
4. Click the “Close” button when finished.

Hope your issue will be resolved soon.

Glenn Richard