Mscorlib.DLL download

Microsoft Common Language Runtime Class Library

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DLL file found in our DLL database.

The update date of the dll database: 06 Dec 2021

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Click "Download Now" to get the PC tool that comes with the mscorlib.DLL. The utility will automatically determine missing dlls and offer to install them automatically. Being an easy-to-use utility, it is is a great alternative to manual installation, which has been recognized by many computer experts and computer magazines. Limitations: trial version offers an unlimited number of scans, backup, restore of your windows registry for FREE. Full version must be purchased. It supports such operating systems as Windows 10, Windows 8 / 8.1, Windows 7 and Windows Vista (64/32 bit).
File Size: 3.04 MB, Download time: < 1 min. on DSL/ADSL/Cable

Since you decided to visit this page, chances are you’re either looking for mscorlib.dll file, or a way to fix the “mscorlib.dll is missing” error. Look through the information below, which explains how to resolve your issue. On this page, you can download the mscorlib.dll file as well.

What is Mscorlib.DLL?

Mscorlib.DLL a DLL (Dynamic Link Library) file, developed by Microsoft, which is referred to essential system files of the Windows OS. It usually contains a set of procedures and driver functions, which may be applied by Windows.

What is Mscorlib.DLL used for?

Mscorlib.DLL file, also known as Microsoft Common Language Runtime Class Library, is commonly associated with Microsoft® Silverlight. It is an essential component, which ensures that Windows programs operate properly. Thus, if the mscorlib.dll file is missing, it may negatively affect the work of the associated software.

What is Mscorlib.DLL is missing error mean?

There are multiple reasons that may cause mscorlib.dll errors. These include Windows registry issues, malicious software, faulty applications, etc.

Error messages related to the mscorlib.dll file can also indicate that the file has been incorrectly installed, corrupted or removed.

Other common mscorlib.dll errors include:

  • “mscorlib.dll is missing”
  • “mscorlib.dll error loading”
  • “mscorlib.dll crash”
  • “mscorlib.dll was not found”
  • “mscorlib.dll could not be located”
  • “mscorlib.dll Access Violation”
  • “The procedure entry point mscorlib.dll error”
  • “Cannot find mscorlib.dll”
  • “Cannot register mscorlib.dll”
mscorlib.dll - System Error The program can`t start because mscorlib.dll is missing from your computer. Try reinstalling the program to fix problem.

How to fix Mscorlib.DLL missing error?

If the “mscorlib.dll is missing” error occurs, you may use one of the methods below – manual or automatic – to solve the problem. The manual method assumes that you download the mscorlib.dll file and put it inside the game/application installation folder, while the second method is much easier as it allows you to automatically fix the error with minimum effort.

Method 1: Download Mscorlib.DLL

Search through available versions of mscorlib.dll from the list below, select the correct file and press the “Download” link. If you cannot decide which version to choose, read the article below or use the automatic method to resolve the issue

Mscorlib.DLL, 10 available versions

Bits & Version File size Checksums
64bit 5.1.50918.0 1.6 MB
MD5 6dcf49f162765b498ddca632e2ca6c5f
SHA1 173a003c1cf01860e8d8bccffdb70a54eccf0e66
32bit 5.1.40728.0 1.6 MB
MD5 263b857cf5fbf1ecea707b3e560949db
SHA1 87c783aff7f12fccbfd9b367892a6822d20de8df
64bit 5.1.30514.0 1.6 MB
MD5 1a7d16ca7434cda8c4bfb3d5740677fb
SHA1 8afd246df5889aa990565b68481c5c630dd6259e
32bit 5.1.30514.0 1.6 MB
MD5 1cb16e581e2355fbb86c78cde60ff3e3
SHA1 fabdf6dbf068e1f23038f43d3c999e6646bb79cb
32bit 4.0.30319.34014 5.1 MB
MD5 355cca981df1d55235a7491f432b4743
SHA1 b5d03cd0d30e6d9ab027ed4bc0acd54f188456ae
64bit 4.0.30319.34014 5.0 MB
MD5 88b52fae4fe6b868dac0a2bf1c4fd3d9
SHA1 b8b52e7e349729ca77e0d3f93f722b1bb64a8798
32bit 2.0.50727.8009 4.3 MB
MD5 79a6102b74945e419f2465736bcca3b6
SHA1 8ee099575ff7a402650ca5eeeee0fec321024492
64bit 2.0.50727.8009 4.4 MB
MD5 e712a69a34256292e82aa01bd27e4219
SHA1 4c39f23740b1c48af984db1856b5f9f6900b5c58
32bit 1.0.3705.6018 1.9 MB
MD5 40e234bea48081f08b9579da687ff774
SHA1 2b952fb12140977acddd75affe2c30af84dbb447
32bit 1.0.3705.288 1.9 MB
MD5 d0a2ffee69dbc20a25bbb62b8131abb2
SHA1 3ef132737ec80ec6245a4c6be53ae2ac8c4adbdc

How to choose the correct version of Mscorlib.DLL?

First, look through descriptions in the table above and select the proper file for your program. Pay attention to whether it’s a 64-, or 32-bit file, as well as the language it uses. For 64-bit programs, use 64-bit files if they are listed above.

It’s best to choose those dll files which language corresponds to the language of your program, if possible. We also recommend downloading the latest versions of dll files for an up-to-date functionality.

Where to place the Mscorlib.DLL file?

To repair the “mscorlib.dll is missing” error, put the file inside the application/game installation folder. Alternatively, you can place the mscorlib.dll file within the Windows system directory.

How to register Mscorlib.DLL?

If putting the missing mscorlib.dll file into the proper directory doesn’t solve the problem, you’ll have to register it. To do so, copy your DLL file to the C:\Windows\System32 folder, and open a command prompt with admin rights. There, type “regsvr32 mscorlib.dll” and press Enter.

Method 2: Fix the missing Mscorlib.DLL error automatically

With WikiDll Fixer you can automatically repair mscorlib.dll errors. The utility will not only download the correct version of mscorlib.dll for absolutely free and suggest the right directory to install it but also resolve other issues related to the mscorlib.dll file.
  • Step 1: Click the “Download App. ” button to get an automatic tool, provided by WikiDll.
  • Step 2: Install the utility by following simple installation instructions.
  • Step 3: Launch the program to fix your mscorlib.dll errors and other issues.
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File Size: 3.04 MB, Download time: < 1 min. on DSL/ADSL/Cable

This Tool is Compatible With: windows-versions

Limitations: trial version offers an unlimited number of scans, backup, restore of your windows registry for FREE. Full version must be purchased.

Method 3: Update drivers to restore missing .dll files

Driver updates for the Windows operating system, as well as for network adapters, monitors, printers, etc., can be independently downloaded and installed from the Windows Update Center or by using specialized utilities.

OPTION 1 - Automatic Device Drivers Update

Outbyte Driver Updater automatically updates drivers on Windows. Routine driver updates are now a thing of the past!
  • Step 1: Download the Outbyte Driver Updater
  • Step 2: Install the application
  • Step 3: Launch the app
  • Step 4: Driver Updater will scan your system for outdated and missing drivers
  • Step 5: Click Update to automatically update all drivers

OPTION 2 - Manually Update Device Drivers

  • Step 1: Go to Taskbar' search box - write Device Manager - choose Device Manager
  • Step 2: Select a category to look at the devices' names - make right-click the one that needs to be updated
  • Step 3: Choose Search automatically for updated driver software
  • Step 4: Look at Update Driver, and select it
  • Step 5: Windows might not be able to find the new driver. In this case, the user can see the driver on the manufacturer's website, where all the necessary instructions are available

Method 4: Scan your PC for malware to fix mscorlib.dll error

Sometimes mscorlib.dll error can happen because of malware on your computer. The malicious software can intentionally corrupt DLL files in order to substitute them with its own malicious files. Therefore, your number one priority should be to scan your computer for malware and eliminate it as soon as possible.

OPTION 1 - Windows Defender

The new version of Windows 10 has a built-in application called "Windows Defender", which allows you to check your computer for viruses and remove malware, which is difficult to remove in a running operating system. In order to use the Windows Defender Offline scan, go to the settings (Start - Gear icon or Win + I key), select "Update and Security" and go to the "Windows Defender" section.
How to use Windows Defender Offline Scan
  • Step 1: Press Win key or click on Start and click on Gear icon. Alternatively press Win + I key combination.
  • Step 2: Select Update and Security option and go to Windows Defender section.
  • Step 3: At the bottom of the defender settings there is the checkbox " Windows Defender Offline scan". To start it, click "Scan Now". Note that you have to save all unsaved data before rebooting your PC.

After clicking “Scan Now” burton, the computer will reboot and automatically start searching viruses and malware. Upon completion of the scan, the computer will restart, and in the notifications, you will see a report on the completed scan.

OPTION 2 - Outbyte Antivirus

Outbyte products are one of the most popular and effective to fight malware and unwanted programs, and they will come in handy even when you have a high-quality third-party antivirus installed. Scanning in the new version of Malwarebytes can be performed in real time and manually. To initiate manual scan please follow the steps below:
  • Step 1: Launch the Outbyte program and click Scan Now button. Also, you can select Scan option on the left side of the program’s window and click Full Scan. The system will begin scanning and you will be able to see the scan results.
  • Step 2: Select items that you want to quarantine and press “Quarantine Selected” button. When quarantined, you may be prompted to reboot the computer.
  • Step 3: After the program has been restarted, you can delete all quarantined objects by going to the appropriate section of the program or restore some of them if it turned out that after quarantining something from your software began to work incorrectly.

Method 5: Fix Mscorlib.DLL missing error with System File Checker (SFC)

Many users are familiar with the sfc / scannow system file integrity check command, which automatically checks and fixes protected Windows system files. To execute this command, you have to run command prompt as administrator.
  • Step 1: Start the command line as an administrator in Windows by pressing Win key on your keyboard and typing "Command Prompt" in the search field, then - right-click on the result and select Run as administrator. Alternatively, you can press Win + X key combination which will open the menu where you can select Command Prompt (Admin).
  • Step 2: Type sfc / scannow while in Command Prompt and hit Enter.

After entering the command, a system check will begin. It will take a while, so please be patient. Once operation is complete you will get the message “Windows Resource Protection found corrupt files and successfully repaired them.” or “Windows Resource Protection found corrupt files but was unable to fix some of them”.

Keep in mind that System File Checker (SFC) cannot fix integrity errors for those system files that are currently being used by operating system. To fix these files you have to run SFC command through the command prompt in the Windows recovery environment. You can get into Windows Recovery Environment from the login screen, by clicking Shutdown, then holding down the Shift key while selecting Restart.

In Windows 10, you can press Win key, select Settings > Update & security > Recovery and under Advanced Startup, click Restart now. You can also boot from the installation disk or bootable USB flash drive with the Windows 10 distribution. On the installation screen select your preferred language and then select “System Restore”. After that, go to “Troubleshooting” > “Advanced Settings” > “Command Prompt”. Once in Command Prompt type the following command: sfc /scannow /offbootdir=C:\ /offwindir=C:\Windows where C is the partition with the installed operating system, and C: \ Windows is the path to the Windows 10 folder.

This operation will take a while and it is important to wait until it is complete. When finished, close the command prompt and restart the computer as usual.

Method 6: Fix corrupted Mscorlib.DLL file by performing System Restore

System Restore is very useful when you want to fix mscorlib.dll error. Using the "System Restore" function, you can choose restore Windows to the date when the mscorlib.dll file was not damaged. Thus, restoring Windows to an earlier date cancels changes made to system files. Please follow the steps below to roll back Windows using System Restore and get rid of mscorlib.dll error.
  • Step 1: Press the Win + R keys combination to launch Run dialog.
  • Step 2: Type rstrui in the Run text box and click OK or hit Enter. It will open the system recovery utility.
  • Step 3: The “System Restore” window may include the “Choose a different restore point” option. If so, select this option and click Next. Check the “Show more restore points” checkbox to see a complete list of dates.
  • Step 4: Select a date to restore Windows 10. Keep in mind that you need to select a recovery point that will restore Windows to the date when the mscorlib.dll error message did not appear.
  • Step 5: Click the "Next" button and then click "Finish" to confirm your restore point.

At this point, your computer will reboot normally and boot up with restored version of Windows, and mscorlib.dll error should be resolved.

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