This error is caused by a missing DLL file that has either become corrupt or is missing for some reason, and it will make Windows unable to run the application that is missing the DLL file.
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Cause of the Error
Missing or corrupted DLL files are often caused by registry errors, so downloading a registry cleaner and scanning the registry can quickly determine if this is the cause of this problem.
The msvcr71 DLL is a core Windows file and part of the Microsoft C Runtime Library and contains several system functions, the msvcr71 DLL error is triggered by a situation that caused the msvcr71 DLL file to go missing or become corrupt.
The most common causes of this error include:
- A program was not installed properly
- There are old and outdated files in the system
- The file was overwritten by a recent version during the installation of a different program
- Programs that are currently installed have damaged installation files
- Errors in the registry
- Malware infections
Solutions
If you are unable to boot Windows due to the msvcr71 error, start Windows in safe mode before you follow the steps below.
If you have accidentally deleted the file
- Check the recycle bin and see if it has been accidentally deleted and then restore it.
- If you know you have deleted the file and it is not in the recycle bin, try a file recovery program to try and restore the file.
Registry Errors
As mentioned previously, DLL errors are often caused by a corrupt registry, download a registry cleaner and scan your system, these programs are known to fix just about any problem related to the registry including missing or corrupt DLL files.
Malware Issues
Sometimes this error can occur if a malicious program has compromised your system, scan your computer for threats using your anti -virus or -spyware application.
Reinstall the Program causing the errors and update your drivers
If you know which program is causing the msvcr71 error, reinstall the application as something probably went wrong during the installation of the program itself or a different program has overwritten a DLL file in use by the application. Additionally, you should download the latest drivers and update the program.
Restore your system
Use system restore to restore Windows to a point in time it was operational or the error was not present.
Reinstall Windows
If nothing else works, do a repair install of Windows, this should restore any missing DLL files. As a last resort, do a clean reinstall of the Windows Operating System, this will erase everything on the hard drive and install Windows as it was when you first purchased it.
Note: A clean reinstall should only be used as a last resort, it will delete everything on your hard drive so make sure you back up any important files you will need.
The best thing to do before anything else is to scan your registry for errors and repair issues located there, when DLL files go missing or gets corrupted it is usually only the start of more problems that will arise in the future. By using a registry cleaner on a regular basis you can easily avoid such errors form occurring in the first place.
Avoid registry errors, download a registry cleaner now and scan your computer for errors.
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