Troubleshoot migfiles.dat Errors and Download File

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

migfiles.dat file Game Data. The file was developed by Microsoft for use with Windows software. Here you will find detailed information about the file and instructions how to proceed in the event of migfiles.dat related errors on your device. You can also download migfiles.dat file compatible with Windows 8.1, Windows 8, Windows 7, Windows Vista devices which will (most probably) allow you to solve the problem.

For Windows Compatible with: Windows 8.1, Windows 8, Windows 7, Windows Vista

File info

General information
Filename migfiles.dat
File extension DAT
Type Dynamic Link Library
Description Game Data
Program Windows 8.1
Software Windows
Author Microsoft
Software version 8.1
File size 343
Oldest file 2006-11-02
Latest file 2013-06-18

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

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



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


Problems related to migfiles.dat 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 migfiles.dat 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.

migfiles.dat 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

Virus Scan

Windows files are commonly attacked by malicious software that prevents them from working properly. First step in addressing problems with migfiles.dat 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.

Windows Update

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

  1. Go to the Windows "Start" menu
  2. Type "Windows Update" in the search field
  3. Choose the appropriate software program (name may vary depending on your system version)
  4. Check if your system is up to date. If any unapplied updates are listed, install them immediately.
  5. 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 migfiles.dat 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

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 migfiles.dat file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the migfiles.dat file with properly working version. To use the tool:

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

Step 4: Restoring Windows system

Windows Recovery

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

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

If all the above-mentioned methods failed and the migfiles.dat 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 migfiles.dat file

The last solution is to manually download and replace migfiles.dat 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 migfiles.dat file.

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

  • Windows 8.1: C:\Windows\System32\migwiz\
  • Windows 8: 1: C:\Windows\System32\migwiz\
  • Windows 7: C:\Windows\System32\migwiz\
  • Windows Vista: C:\Windows\System32\migwiz\

If the steps did not solve your migfiles.dat 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 migfiles.dat
System Windows 8.1
File size 343 bytes
Date 2013-06-18
File details
MD5 97e768a0e56a4536110b057452675c13
SHA1 ef83a008fcbc0b22c29200974eb57d31810138ce
SHA256 6bf64cd7c0240c1ff82b283480201d42d84d51f9f1e54ca643259973d57d1c97
CRC32 e360ae8b
Example file location C:\Windows\System32\migwiz\
Filename migfiles.dat
System Windows 8
File size 351 bytes
Date 2012-06-02
File details
MD5 ab2437541418dc7ff2e0fcc5f274e426
SHA1 08205b7edb94890e5ed9ea63f5d49f9844083c6a
SHA256 e2dc20702425cb49262e1308fb9aa147f2e03544170d3a1df2b6f09a840c757b
CRC32 d5f4317a
Example file location 1: C:\Windows\System32\migwiz\
Filename migfiles.dat
System Windows 7
File size 324 bytes
Date 2009-06-10
File details
MD5 73db511bb59a409c4ffc85b0572bf669
SHA1 3cd266908901f510a28c6cb80b417bc33f40cf44
SHA256 d92ad3c6d9311999bf42ea74a004e2ecbd08ca42da947a387afc2e69aa4d1c9d
CRC32 dcb0458d
Example file location C:\Windows\System32\migwiz\
Filename migfiles.dat
System Windows Vista
File size 92 bytes
Date 2006-11-02
File details
MD5 9c5d7074c43736e5dc45656edf330679
SHA1 6d9a405c572c899d4cb39a6f735ea821fd565c5d
SHA256 4166b87af49f75da2750085f1442a44625d4530ca0691255b4a4559e429dc4ce
CRC32 cbfba933
Example file location C:\Windows\System32\migwiz\