Repair UNPACK.EXE Issues (How to Download and Fix)

Last Updated: 11/27/2023
[Time Required for Reading: 3.5 minutes]

Microsoft Office Publisher PNG Unpack files, such as UNPACK.EXE, are considered a type of Win32 EXE (Unknown) file. They are associated with the EXE file extension, developed by Microsoft for Microsoft Office 2003.

The initial introduction of UNPACK.EXE released in Office 2003 was for Windows XP on 08/19/2003. This file version is latest update offered from Microsoft, according to our records.

Below, you find comprehensive file information, instructions for simple EXE file troubleshooting, and list of free UNPACK.EXE downloads for each available file version.

File Analysis Provided by Jason Geater (Author)


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File Overview


General Information
File Name: UNPACK.EXE
File Extension: EXE file extension
Description: Microsoft Office Publisher PNG Unpack
Object File Type: Unknown
File Operating System: Windows NT 32-bit
MIME Type: application/octet-stream
User Popularity Rating:
 
Developer and Software Information
Software Developer: Microsoft Corporation
Software Program: Microsoft Office 2003
Legal Copyright: Copyright © 1995-2003 Microsoft Corporation. All rights reserved.
File Details
Character Set: Windows, Latin1
Language Code: English (U.S.)
File Flags: (none)
File Flags Mask: 0x003f
Entry Point: 0x6e3e
Code Size: 28672


What are UNPACK.EXE Error Messages?


UNPACK.EXE Runtime Errors

Runtime errors are Office errors that occur during "runtime". Runtime is pretty self-explanatory; it means that these EXE errors are triggered when UNPACK.EXE is attempted to be loaded either when Office is starting up, or in some cases already running. Runtime errors are the most common form of EXE error you will encounter using Office.

In most cases, UNPACK.EXE runtime errors occurring while the program is running will result in the program terminating abnormally. Most of these UNPACK.EXE error messages mean that Office was either unable to locate this file on startup, or the file is corrupt, resulting in a prematurely-aborted startup process. Generally, Office will be unable to start without resolving these errors.

Some of the most common UNPACK.EXE errors include:

  • UNPACK.EXE - Bad Image.
  • UNPACK.EXE Application Error.
  • UNPACK.EXE could not be found.
  • UNPACK.EXE could not be installed.
  • UNPACK.EXE could not be launched. Class not registered.
  • UNPACK.EXE could not be started.
  • UNPACK.EXE failed to initialize properly.
  • UNPACK.EXE has encountered a problem and needs to close. We are sorry for the inconvenience.
  • UNPACK.EXE is not a valid Win32 application.
  • UNPACK.EXE is not running.
  • Cannot find UNPACK.EXE.
  • Error starting program: UNPACK.EXE.
  • Faulting Application Path: UNPACK.EXE.
  • The file UNPACK.EXE is missing or corrupt.
  • Windows failed to start - UNPACK.EXE.
System Error


The program can’t start because UNPACK.EXE is missing from your computer. Try reinstalling the program to fix this problem.

Thus, it's critical to make sure your anti-virus is kept up-to-date and scanning regularly.

Finding the source of the UNPACK.EXE error is key to properly resolving these errors. Although most of these EXE errors affecting UNPACK.EXE will happen during startup, occasionally you will encounter a runtime error while using Microsoft Office 2003. This can occur due to poor programming on behalf of Microsoft Corporation, conflicts with other software or 3rd-party plug-ins, or caused by damaged and outdated hardware. Also, these types of UNPACK.EXE errors can occur if it has been accidentally moved, deleted, or corrupted by a malware infection. Thus, it's critical to make sure your anti-virus is kept up-to-date and scanning regularly.



How to Fix UNPACK.EXE 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 UNPACK.EXE 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 UNPACK.EXE error, please proceed to the Step 2 below.

Step 2: If recently installed Office (or related software), uninstall then try reinstalling Office software.

You can uninstall Office 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 Office 2003 and click "Uninstall"
  5. Follow the prompts for uninstallation.

After the software has been fully uninstalled, restart your PC and reinstall Office software.

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

Office 2003

Microsoft Corporation

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 UNPACK.EXE 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 UNPACK.EXE 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 UNPACK.EXE 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 UNPACK.EXE file version. We maintain a comprehensive database of 100% malware-free UNPACK.EXE files for every applicable version of Office. 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 UNPACK.EXE Files".
  2. Click the appropriate "Download Now" button and download your Windows file version.
  3. Copy this file to the appropriate Office folder location:
    Windows XP: C:\Program Files\Microsoft Office\OFFICE11\1033\
  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 XP.


GEEK TIP : We must emphasize that reinstalling Windows will be a very time-consuming and advanced task to resolve UNPACK.EXE 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 UNPACK.EXE Files (Malware-Tested 100% Clean)


CAUTION : We strongly advise against downloading and copying UNPACK.EXE to your appropriate Windows system directory. Microsoft typically does not release Office EXE 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 UNPACK.EXE and all other EXE files for Office. An incorrectly installed EXE file may create system instability and could cause your program or operating system to stop functioning altogether. Proceed with caution.

Windows XP


Files Related to UNPACK.EXE


EXE Files Related to UNPACK.EXE

File Name Description Software Program (Version) File Size (bytes) File Location
inficon.exe Windows Executable Office 2003 86016 C:\Windows\System32\migration\
MSTORDB.EXE Media Catalog Object Microsoft Clip Organizer (11.0.5510) 627256 C:\Windows\System32\
pptico.exe Microsoft Office 2013 component Microsoft Office 2013 (15.0.4553.1000) 3509416 C:\Windows\System32\migration\
ONELEV.EXE Microsoft Office OneNote Privilege Elevation Microsoft Office OneNote (12.0.4518.1014) 44880 C:\Users\Tester\AppData\Local\Microsoft\Windows...
EXCEL.EXE Microsoft Excel Microsoft Office 2013 (15.0.4569.1504) 25700000 C:\$WINDOWS.~BT\Sources\

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File Name Description Software Program (Version) File Size (bytes) File Location
WWAN_profile_v1.xsd XML Schema Definition Windows 8 6201 C:\Windows\L2Schemas\
WLAN_profile_v1.xsd XML Schema Definition Windows 8 15591 C:\Windows\L2Schemas\
WLAN_profile_v1.xsd XML Schema Definition Windows 10 18585 C:\Windows\L2Schemas\
LAN_policy_v1.xsd XML Schema Definition Windows XP 2687 C:\Windows\L2Schemas\
LAN_policy_v1.xsd XML Schema Definition Windows 10 3472 C:\Windows\L2Schemas\


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