Fix mfc42u.dll Errors

Sometimes Windows system displays error messages regarding corrupted or missing mfc42u.dll files. Situations like that can occur, for example, during a software installation process. Each software program requires certain resources, libraries, and source data to work properly. Corrupted or nonexistent mfc42u.dll file can therefore effect in failed execution of the started process.

mfc42u.dll file MFCDLL Shared Library - Retail Version. The file was developed by for use with software. Here you will find detailed information about the file and instructions how to proceed in the event of mfc42u.dll related errors on your device. You can also download mfc42u.dll file compatible with Windows 10, Windows 8.1, Windows 8, Windows 7, Windows 7, Windows Vista, Windows Vista, Windows XP devices which will (most probably) allow you to solve the problem.

Compatible with: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows 7, Windows Vista, Windows Vista, Windows XP

User popularity

3.1 Scanning for malicious software
3.2 System and driver update
3.3 System File Checker tool
3.4 System recovery

4 Download mfc42u.dll

4.1 List of mfc42u.dll file versions

File info

General information
Filename	mfc42u.dll
File extension	DLL
Description	MFCDLL Shared Library - Retail Version

Software
Program	Microsoft (R) Visual C++
Author	Microsoft Corporation

Details
MIME type	application/octet-stream
File type	Dynamic link library
System	Windows NT 32-bit
Copyrights	Copyright (C) Microsoft Corp. 1993-2002
Character set	Windows, Latin1
Language cod	English (U.S.)

Most common mfc42u.dll file related problems

There are various types of errors related to mfc42u.dll file. mfc42u.dll file may be located in wrong file directory on your device, may not be present in the system, or may be infected with malicious software and therefore not work correctly. Below is a list of most common error messages related to mfc42u.dll file. If you encounter one listed below (or similar), please consider the following suggestions.

mfc42u.dll is corrupted
mfc42u.dll cannot be located
Runtime Error - mfc42u.dll
mfc42u.dll file error
mfc42u.dll file cannot be loaded. Module was not found
cannot register mfc42u.dll file:
mfc42u.dll file could not be loaded
mfc42u.dll file doesn't exist

mfc42u.dll

Application could not be started because mfc42u.dll file is missing. Reinstall the application to solve the problem.

Problems related to mfc42u.dll can be addressed in various ways. Some methods are meant only for advanced users. If you don't have confidence in your skills, we suggest consulting a specialist. Fixing mfc42u.dll file errors should be approached with utmost caution for any mistakes can result in unstable or unproperly working system. If you have the necassary skills, please proceed.

How to fix mfc42u.dll errors in just few steps?

Remember, before taking any action related to system files perform a backup copy of your data!

mfc42u.dll file errors can be caused by various factors, so its is beneficial to try to fix them using various methods.

Step 1: Scan your computer for any malicious software

Windows files are commonly attacked by malicious software that prevents them from working properly. First step in addressing problems with mfc42u.dll file or any other Windows system files should be scanning the system for malicious software using an antivirus tool.

If by any chance you don't have any antivirus software installed on your system yet, you should do it immediately. Unprotected system is not only a source of file errors, but, more importantly, makes your system vulnerable to many dangers. If you don't know which antivirus tool to choose, consult this Wikipedia article – comparison of antivirus software.

Step 2: Update your system and drivers.

Installing relevant Microsoft Windows patches and updates may solve your problems related to mfc42u.dll file. Use dedicated Windows tool to perform the update.

Go to the Windows "Start" menu
Type "Windows Update" in the search field
Choose the appropriate software program (name may vary depending on your system version)
Check if your system is up to date. If any unapplied updates are listed, install them immediately.
After the update has been done,restart your computer in order to complete the process.

Beside updating the system, it is recommended that you install latest device drivers, as drivers can influence proper working of mfc42u.dll or other system files. In order to do so, go to your computer or device producer's website where you will find information regarding latest driver updates.

Step 3: Use System File Checker (SFC) tool

System File Checker is a Microsoft Windows tool. As the name suggests, the tool is used for identyfing and addressing system file related errors, including those related to mfc42u.dll file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the mfc42u.dll file with properly working version. To use the tool:

Go to the Windows "Start" menu
Type "cmd" in the search field
Locate "Command Prompt" result – don't run it yet:
Click the right mouse button and select "Run as Administrator" option
Type "sfc /scannow" in console prompt to start the program and follow the instructions

Step 4: Restoring Windows system

Another approach is to restore system to previous state, before the mfc42u.dll file error occured. In order to restore your system, follow the instructions below

Go to the Windows "Start" menu
Type "System Restore" in the search field
Start the system restore tool – it's name may differ depending on version of the system
The application will guide you through the process – read the messages carefully
After the process has finished, restart your computer.

If all the above-mentioned methods failed and the mfc42u.dll file problem has not been resolved, proceed to the next step. Remember that the following steps are intended only for advanced users.

Download and replace mfc42u.dll file

The last solution is to manually download and replace mfc42u.dll file in appropriate folder on the disk. Select file version compatible with your operating system and click the "Download" button. Next, go to your web browser's "Downloaded" folder and copy the downloaded mfc42u.dll file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of mfc42u.dll file example directory paths.

Windows 10: C:\Windows\System32\
Windows 8.1: C:\Windows\System32\
Windows 8: 1: C:\Windows\System32\
Windows 7: C:\Windows\System32\
Windows 7: C:\Windows\System32\
Windows Vista: ---
Windows Vista: ---
Windows XP: ---

If the steps did not solve your mfc42u.dll file problem, you should consult a professional. A probability exists that the error(s) might be device-related and therefore should be resolved at the hardware level. A fresh operating system installation might be necessary – a faulty system installation process can result in data loss.

File versions list

Filename mfc42u.dll

System Windows 10

File size 1222144 bytes

Date 2017-03-18

Download

File details
	MD5	553ec1ed79512224092e90190218b504
	SHA1	d7383db00f16d65e0083ff8bd5df79e0487906dc
	SHA256	1b54599065af8730f8aa5f151bd2fc79fddb752afea3436fa5b7ce7800261e1e
	CRC32	b5372703
	Example file location	C:\Windows\System32\

Filename mfc42u.dll

System Windows 8.1

File size 1059328 bytes

Date 2013-08-22

Download

File details
	MD5	40d21f96358d31b7709e1642150db83d
	SHA1	f37300c18767219b2726cdb80122bee5d5add3f8
	SHA256	067c4412d14e1cab6ce3700923257d9ce63652289770963bd49dc602cda1e10f
	CRC32	e15f6442
	Example file location	C:\Windows\System32\

Filename mfc42u.dll

System Windows 8

File size 1103360 bytes

Date 2012-07-26

Download

File details
	MD5	d7d523f72370065e4b25869f400eb6aa
	SHA1	c13264b233f1403d2ff5fc14bc1a402407bd3873
	SHA256	3b647fa91268f154e7326f6f236c4666de6df16ed046262f809e3139eb970929
	CRC32	dd79e8b9
	Example file location	1: C:\Windows\System32\

Filename mfc42u.dll

System Windows 7

File size 1357312 bytes

Date 2009-07-14

Download

File details
	MD5	a09533a0395a06f47143cafb6dced04a
	SHA1	47a157335f818f21ce6faa6cce76a1ecdde660d7
	SHA256	8872ea7de924ff5af7579d38898d7c4aa9980b879115bfee827693e67a51d1a5
	CRC32	e544f162
	Example file location	C:\Windows\System32\

Filename mfc42u.dll

System Windows 7

File size 1163264 bytes

Date -0001-11-30

Download

File details
	MD5	a24743b58e597c95f71e22c8114d47a5
	SHA1	3bf4d1374b739d6197c627cf605f1981ef1a0bb8
	SHA256	ea9227556f96415983065a476207cff2b36056b4010a358837a35c21cf32c877
	CRC32	a6d87445
	Example file location	C:\Windows\System32\

Filename mfc42u.dll

System Windows Vista

File size 1160704 bytes

Date -0001-11-30

Download

File details
	MD5	1dc99ba7265acf7a5e19a924800eb823
	SHA1	b24dd46b5ab62d3732443ea60d97b49ecad09e2b
	SHA256	3da55a5345dcaf04fd85e837ea67e216236495fd3c70ee7fefce64648783ea92
	CRC32	abc3892e
	Example file location	---

Filename mfc42u.dll

System Windows Vista

File size 1357824 bytes

Date 2009-04-11

Download

File details
	MD5	912655e769785458e6ed439ae2a4e92c
	SHA1	40bd2ad316fcd07732dfda4b54e60d0a7faf8583
	SHA256	07a8fc228a24cf74a73db68c6109f9bce7465aa95e37dbcb3dc03b141ee2f338
	CRC32	8dfbd151
	Example file location	---

Filename mfc42u.dll

System Windows XP

File size 981760 bytes

Date 2008-04-14

Download

File details
	MD5	e748d0b8f4060f4f7a7abb705e289890
	SHA1	aa4562181b2fe64f3059dbca784c2c8da9de8f88
	SHA256	3dd81b500d2f378d7491633b4d73e6ba0eb76f7ec0a514d62eb1e1e46a838e1f
	CRC32	8ea63fb8
	Example file location	---