mscorlib.dll

Overview

Download mscorlib.dll file for free for the Windows platform. This DLL is produced by Microsoft Corporation. There are currently 11 versions available and the latest version is v5.1.50918.0.

If a program or game requires mscorlib.dll, then Windows will check for the .dll file before launching the program. If any issue is detected, it will display an error and the program won't launch. A few examples of the errors are:

  • This application failed to start because mscorlib.dll was not found.
  • The program can't start because mscorlib.dll is missing from your computer.
  • There was a problem starting mscorlib.dll. The specified module could not be found.
  • The file 'mscorlib.dll' could not be loaded or is corrupt. Setup cannot continue.
  • The code execution cannot proceed because mscorlib.dll was not found. Reinstalling the program may fix this problem.
  • mscorlib.dll is either not designed to run on Windows or it contains an error. Try installing the program again using the original installation media or contact your system administrator or the software vender for support.

These errors are displayed when this DLL file is missing from your PC, has issues, or that it is corrupted. In such cases, the solution is to reinstall the DLL file on your computer or place it in the program or game that requires it.

Download

Version
Arch
Producer
SHA-1
Size
5.1.50918.0
64-bit
Microsoft Corporation
173a003c1cf01860e8d8bccffdb70a54eccf0e66
604.74 KB
5.1.40728.0
32-bit
Microsoft Corporation
87c783aff7f12fccbfd9b367892a6822d20de8df
604.09 KB
5.1.30514.0
32-bit
Microsoft Corporation
fabdf6dbf068e1f23038f43d3c999e6646bb79cb
604.09 KB
5.1.30514.0
64-bit
Microsoft Corporation
8afd246df5889aa990565b68481c5c630dd6259e
1.18 MB
4.6.57.0
32-bit
Mono development team
ba4ec0c60482b3cfd225a72ac5d39114028ef78d
1.33 MB
4.0.30319.34014
64-bit
Microsoft Corporation
b8b52e7e349729ca77e0d3f93f722b1bb64a8798
2.07 MB
4.0.30319.34014
32-bit
Microsoft Corporation
b5d03cd0d30e6d9ab027ed4bc0acd54f188456ae
2.12 MB
2.0.50727.8009
64-bit
Microsoft Corporation
4c39f23740b1c48af984db1856b5f9f6900b5c58
1.73 MB
2.0.50727.8009
32-bit
Microsoft Corporation
8ee099575ff7a402650ca5eeeee0fec321024492
1.72 MB
1.0.3705.6018
32-bit
Microsoft Corporation
2b952fb12140977acddd75affe2c30af84dbb447
697.62 KB
1.0.3705.288
32-bit
Microsoft Corporation
3ef132737ec80ec6245a4c6be53ae2ac8c4adbdc
686.28 KB

How to Fix mscorlib.dll Errors on Windows?

There are various ways in which you could fix errors for mscorlib.dll. Here are a couple of solutions:

  • Download mscorlib.dll from this page and re-install it on your computer.
  • Download and place the mscorlib.dll file in the folder of the program or game that requires it.
  • Ensure that the application is up-to-date. If not, then download and install the latest update.
  • Re-install the application or game.
  • Update Windows to the latest available version as well as any drivers required by the program.

How to Install mscorlib.dll on my computer?

There are two ways in which you can install this DLL file on your computer. You can either copy the file to the installation folder of the application that requires the DLL or register it using Microsoft REGSVR. Here are the instructions for both the methods:

Method 1: Copy mscorlib.dll to the application's installation directory

  1. Quit the application or game that is showing the .dll error.
  2. Download the DLL file from the Downloads section of this page. It will be downloaded as a zip file.
  3. Extract the contents of the zip file to any location on your computer.
  4. Once extracted, you will find the mscorlib.dll file in it. Copy this file and to the installation directory of the program or game that requires it.
  5. Now launch the application to check if the issue is resolved.

Method 2: Register mscorlib.dll using Microsoft REGSVR

REGSVR is a command-line utility for Windows that can be used to register and unregister DLL files. We'll use this to register the DLL file downloaded from this page.

  1. Quit the application or game that is showing the .dll error.
  2. Download the DLL file from this page. It will be downloaded as a zip file.
  3. Extract the contents of the zip file to any location on your computer.
  4. Once extracted, you will find the mscorlib.dll file in it. Copy this file to your system directory. The location of the system directory depends on the DLL architecture and your OS:
    • If your Windows is 64-bit, then the 64-bit DLL files should be copied to the C:\Windows\System32\ directory and the 32-bit DLL files should be copied to the C:\Windows\SysWOW64\ folder.
    • On Windows 32-bit, the file should be copied to the C:\Windows\System32\ folder.
  5. Now search for Command Prompt, right-click on it and select Run as administrator.
  6. Type the following command and press Enter: regsvr32 mscorlib.dll
    • If registering 32-bit DLL on a 64-bit Windows, then enter the following command instead: regsvr32 c:\windows\syswow64\mscorlib.dll
  7. Restart your computer and open the application or game to check if the problem is fixed.