msdadiag.dll - How to Fix? Download Now

Sometimes Windows system displays error messages regarding corrupted or missing msdadiag.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 msdadiag.dll file can therefore effect in failed execution of the started process.

msdadiag.dll file Built-In Diagnostics. 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 msdadiag.dll related errors on your device. You can also download msdadiag.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

Fix msdadiag.dll errors

1 Information about msdadiag.dll file
2 Errors related to msdadiag.dll file
3 How to fix msdadiag.dll related errors?

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

4 Download msdadiag.dll

4.1 List of msdadiag.dll file versions

File info

General information
Filename	msdadiag.dll
File extension	DLL
Description	Built-In Diagnostics

Software
Program	Microsoft® Windows® Operating System
Author	Microsoft Corporation

Details
MIME type	application/octet-stream
File type	Dynamic link library
System	Windows NT 32-bit
Copyrights	© Microsoft Corporation. All rights reserved.
Character set	Unicode
Language cod	Neutral

Most common msdadiag.dll file related problems

There are various types of errors related to msdadiag.dll file. msdadiag.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 msdadiag.dll file. If you encounter one listed below (or similar), please consider the following suggestions.

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

msdadiag.dll

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

Problems related to msdadiag.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 msdadiag.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 msdadiag.dll errors in just few steps?

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

msdadiag.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 msdadiag.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 msdadiag.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 msdadiag.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 msdadiag.dll file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the msdadiag.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 msdadiag.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 msdadiag.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 msdadiag.dll file

The last solution is to manually download and replace msdadiag.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 msdadiag.dll file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of msdadiag.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 msdadiag.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 msdadiag.dll

System Windows 10

File size 151040 bytes

Date 2017-03-18

Download

File details
	MD5	2b5530dbf66f4859da1f540af11451ac
	SHA1	bb5956d2470583d3bfbdf0d078bc45378454b0b6
	SHA256	8fdccc74adeabd96fadaca4c5e3631be945886fcac51bee4cd5a051de2d87327
	CRC32	748e9892
	Example file location	C:\Windows\System32\

Filename msdadiag.dll

System Windows 8.1

File size 151552 bytes

Date 2014-11-21

Download

File details
	MD5	2446276a8c7caaf3223c1a6677e0cefe
	SHA1	37ca6eb1d6e35704c4ddbaf8eca0ceb60f47268e
	SHA256	a8b7ff605a831583a09c4384f20eaec2263a843cf86c352b9982efdcf759287a
	CRC32	311a9c68
	Example file location	C:\Windows\System32\

Filename msdadiag.dll

System Windows 8

File size 154624 bytes

Date 2012-07-26

Download

File details
	MD5	c184952bc5cdd67bbd1b5c8e51b6d8f5
	SHA1	7df4092c5ed7b7a4392495c508ea1e1928a7e6b3
	SHA256	7f8c4f596ae475f4e97ccd3ad9e4d04ba441e0c5d062db6205588fb77002133c
	CRC32	659e6015
	Example file location	1: C:\Windows\System32\

Filename msdadiag.dll

System Windows 7

File size 172032 bytes

Date 2009-07-14

Download

File details
	MD5	b1207a05a73ef4e4fa11c667df90bfa1
	SHA1	c1352805a18e8265c7e7344a9016f3d1b867e6e5
	SHA256	f8601a85ea7c9e47aa6f1bc61c0acafad3e7c744a2519691cd0177f54b60f0ce
	CRC32	7fa947bf
	Example file location	C:\Windows\System32\

Filename msdadiag.dll

System Windows 7

File size 163840 bytes

Date -0001-11-30

Download

File details
	MD5	bc86e0ebcf82329462cc6a5ab6ef4964
	SHA1	754e5186163b2fa3ad8a4637720ddeffa8296932
	SHA256	783798885ac81e70e1eb179b06b60b8c47242b29e2325cc6bcaa053d49c7469b
	CRC32	6c06c9e7
	Example file location	C:\Windows\System32\

Filename msdadiag.dll

System Windows Vista

File size 159744 bytes

Date 2008-01-21

Download

File details
	MD5	ba671e9bcbd842fcef33cfcbb53bdd21
	SHA1	5a8182d07056c947416a6ad512f3e425ab894fb2
	SHA256	0b7ebd0128b3fe8afb38165c948a404bc4b5ec4117eb2f8c9299bb633046568a
	CRC32	a40170e1
	Example file location	---

Filename msdadiag.dll

System Windows Vista

File size 159744 bytes

Date -0001-11-30

Download

File details
	MD5	c1a9e513173fc152f8fcb289a2e38060
	SHA1	c09dde12949a110c4bdf560d06c7f43777bd2187
	SHA256	92636e6d21e8604977ecd92fe62f82680b7dae476a053f4f6b4aad0d57d70431
	CRC32	cf4ef35b
	Example file location	---

Filename msdadiag.dll

System Windows XP

File size 118784 bytes

Date 2008-04-14

Download

File details
	MD5	e247bdd1d31bcb928c312cba6b7ef732
	SHA1	e9026bacab73cb26896e99f866addf6867a3a158
	SHA256	c5886d590d1d887d03be0adedc1d983ff794e8a05191f20a47e10b82625d1b7d
	CRC32	365ac9dc
	Example file location	---