Repair and Download W3DemoUnin.dat

Last Updated: 11/25/2023
[Time to Read: ~3-5 minutes]

The development of Warcraft III: Reign of Chaos demo by Blizzard Entertainment Inc. prompted the latest creation of W3DemoUnin.dat. It is also known as a Game Data file (file extension DAT), which is classified as a type of Dynamic Link Library (Game Data) file.

The first release in the Windows 10 Operating System for W3DemoUnin.dat was on 11/07/2003 inside Warcraft III: Reign of Chaos demo. According to our records, this release is the only version of this file offered by Blizzard Entertainment Inc..

In this short article, you will discover detailed file information, steps for troubleshooting DAT file problems with W3DemoUnin.dat, and list of free downloads for every version that exists in our comprehensive file directory.

File Analysis Provided by Jason Geater (Author)


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File Overview


General Information
File Name: W3DemoUnin.dat
File Extension: DAT file extension
File Type: Dynamic Link Library
Description: Game Data
User Popularity Rating:
 
Developer and Software Information
Software Program: Warcraft III: Reign of Chaos demo
Developer: Blizzard Entertainment Inc.
Software: Warcraft III: Reign of Chaos
Software Version: demo
File Details
File Size (Bytes): 13654
Oldest File Date: 11/23/2019
Latest File Date: 11/23/2019


What are W3DemoUnin.dat Error Messages?


Dynamic Link Library W3DemoUnin.dat Errors

W3DemoUnin.dat is considered a type of Dynamic Link Library (DLL) file. Dynamic Link Library files, like W3DemoUnin.dat, are essentially a "guide book" that stores information and instructions for executable (EXE) files - like MpSigStub.exe - to follow. These files were created so that multiple programs (eg. Warcraft III: Reign of Chaos) could share the same W3DemoUnin.dat file, saving valuable memory allocation, therefore making your computer run more efficiently.

Unfortunately, what makes DLL files so convenient and efficient, also makes them extremely vulnerable to problems. If something happens to a shared DAT file, either it goes missing or gets corrupted in some way, it can generate a "runtime" error message. Runtime is pretty self-explanatory; it means that these errors are triggered when W3DemoUnin.dat is attempted to be loaded either when Warcraft III: Reign of Chaos is starting up, or in some cases already running. Some of the most common W3DemoUnin.dat errors include:

Your W3DemoUnin.dat file could be missing due to accidental deletion, uninstalled as a shared file of another program (shared with Warcraft III: Reign of Chaos), or deleted by a malware infection. Furthermore, W3DemoUnin.dat file corruption could be caused from a power outage when loading Warcraft III: Reign of Chaos, system crash while loading W3DemoUnin.dat, bad sectors on your storage media (usually your primary hard drive), or quite commonly, a malware infection. Thus, it's critical to make sure your anti-virus is kept up-to-date and scanning regularly.



How to Fix W3DemoUnin.dat Errors in 3 Steps (Time to complete: ~5-15 minutes)

If you're encountering one of the error messages above, follow these troubleshooting steps to resolve your W3DemoUnin.dat issue. These troubleshooting steps are listed in the recommended order of execution.


Step 1: Restore your PC back to the latest restore point, "snapshot", or backup image before error occurred.

To begin System Restore (Windows XP, Vista, 7, 8, and 10):

  1. Hit the Windows Start button
  2. When you see the search box, type "System Restore" and press "ENTER".
  3. In the search results, find and click System Restore.
  4. Please enter the administrator password (if applicable / prompted).
  5. Follow the steps in the System Restore Wizard to choose a relevant restore point.
  6. Restore your computer to that backup image.

If the Step 1 fails to resolve the W3DemoUnin.dat error, please proceed to the Step 2 below.

Step 2: If recently installed Warcraft III: Reign of Chaos (or related software), uninstall then try reinstalling Warcraft III: Reign of Chaos software.

You can uninstall Warcraft III: Reign of Chaos software by following these instructions (Windows XP, Vista, 7, 8, and 10):

  1. Hit the Windows Start button
  2. In the search box, type "Uninstall" and press "ENTER".
  3. In the search results, find and click "Add or Remove Programs"
  4. Find the entry for Warcraft III: Reign of Chaos demo and click "Uninstall"
  5. Follow the prompts for uninstallation.

After the software has been fully uninstalled, restart your PC and reinstall Warcraft III: Reign of Chaos software.

If this Step 2 fails as well, please proceed to the Step 3 below.

Warcraft III: Reign of Chaos demo

Blizzard Entertainment Inc.

Step 3: Perform a Windows Update.

When the first two steps haven't solved your issue, it might be a good idea to run Windows Update. Many W3DemoUnin.dat error messages that are encountered can be contributed to an outdated Windows Operating System. To run Windows Update, please follow these easy steps:

  1. Hit the Windows Start button
  2. In the search box, type "Update" and press "ENTER".
  3. In the Windows Update dialog box, click "Check for Updates" (or similar button depending on your Windows version)
  4. If updates are available for download, click "Install Updates".
  5. After the update is completed, restart your PC.

If Windows Update failed to resolve the W3DemoUnin.dat error message, please proceed to next step. Please note that this final step is recommended for advanced PC users only.



If Those Steps Fail: Download and Replace Your W3DemoUnin.dat File (Caution: Advanced)

If none of the previous three troubleshooting steps have resolved your issue, you can try a more aggressive approach (Note: Not recommended for amateur PC users) by downloading and replacing your appropriate W3DemoUnin.dat file version. We maintain a comprehensive database of 100% malware-free W3DemoUnin.dat files for every applicable version of Warcraft III: Reign of Chaos. Please follow the steps below to download and properly replace you file:

  1. Locate your Windows operating system version in the list of below "Download W3DemoUnin.dat Files".
  2. Click the appropriate "Download Now" button and download your Windows file version.
  3. Copy this file to the appropriate Warcraft III: Reign of Chaos folder location:
    Windows 10: C:\Windows\
  4. Restart your computer.

If this final step has failed and you're still encountering the error, you're only remaining option is to do a clean installation of Windows 10.


GEEK TIP : We must emphasize that reinstalling Windows will be a very time-consuming and advanced task to resolve W3DemoUnin.dat problems. To avoid data loss, you must be sure that you have backed-up all of your important documents, pictures, software installers, and other personal data before beginning the process. If you are not currently backing up your data, you need to do so immediately.



Download W3DemoUnin.dat Files (Malware-Tested 100% Clean)


CAUTION : We strongly advise against downloading and copying W3DemoUnin.dat to your appropriate Windows system directory. Blizzard Entertainment Inc. typically does not release Warcraft III: Reign of Chaos DAT files for download because they are bundled together inside of a software installer. The installer's task is to ensure that all correct verifications have been made before installing and placing W3DemoUnin.dat and all other DAT files for Warcraft III: Reign of Chaos. An incorrectly installed DAT file may create system instability and could cause your program or operating system to stop functioning altogether. Proceed with caution.

Windows 10


Files Related to W3DemoUnin.dat


DAT Files Related to W3DemoUnin.dat

File Name Description Software Program (Version) File Size (bytes) File Location
data.dat Game Data Warcraft III: Reign of Chaos demo 8992 C:\Windows\System32\LogFiles\WMI\RtBackup\
settings.dat Game Data Warcraft III: Reign of Chaos demo 131072 C:\Windows\System32\
9WZDNCRFJBD8.dat Game Data Warcraft III: Reign of Chaos demo 459 C:\Windows\Temp\ED0AF2C7-EC2D-4313-8B94-69924EC...
cardflipped.dat Game Data Warcraft III: Reign of Chaos demo 645000 C:\Program Files\Common Files\Microsoft Shared\...
settings.dat Game Data Warcraft III: Reign of Chaos demo 8192 C:\Windows\System32\

Other Files Related to W3DemoUnin.dat

File Name Description Software Program (Version) File Size (bytes) File Location
setuperr.log Log Warcraft III: Reign of Chaos demo 23563 C:\Windows\Logs\DPX\
WmiApRpl.h C/C++/Objective-C Header Warcraft III: Reign of Chaos demo 3444 C:\Windows\System32\wbem\Performance\
api-ms-win-core-sysinf... ApiSet Stub DLL Microsoft® Windows® Operating System (10.0.17134.12) 12136 C:\Users\Tester\AppData\Local\Microsoft\OneDriv...
diagwrn.xml Extensible Markup Language Warcraft III: Reign of Chaos demo 93050 C:\Windows\Panther\NewOs\Panther\
EtwRTEventLog-Applicat... Microsoft Event Trace Log Warcraft III: Reign of Chaos demo 5400 C:\Windows\System32\LogFiles\WMI\RtBackup\


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