Reinstall the Software
1. Note the applications that display an msvcr80.dll error message. Click “Start” and open “Control Panel.”
2. Open the “Uninstall a Program” or “Add/Remove Programs” feature. Locate the application and remove it.

3. Visit the application manufacturer's website and reinstall the software. Reinstall the application from the software disc, if you have it.
Replace and Register the File
4. Open your Internet browser and navigate to the msvcr80.dll link to download the file (see Resources).
5. Download the msvcr80.dll file to your desktop. Open the “My Computer” or “Computer” folder, depending on your system.
6. Navigate to the following folder paths, depending on your system:C >> Windows >> System32 (XP, Vista and Windows 7)C >> Windows >> SysWOW64 (64-bit Systems)C >> WINNT >> System32 (Windows 2000 or NT)
7. Drag the msvcr80.dll file to the System32 folder. Choose “Yes” to replace the file when the prompt appears.
8. Click “Start” and open “All Programs “or “Programs.” Click “Accessories” and open “System Tools.” Open “Command Prompt.' Type “regsvr32 msvcr80.dll” in the prompt. Press “Enter” to register the file.