Troubleshooting STViewer.chm: How To Guide (Free Download)

Last Updated: 11/26/2023
[Average Article Time to Read: 4.7 minutes]

The development of Canon Utilities PhotoStitch 3.1.6.8 by Canon Inc. prompted the latest creation of STViewer.chm. It is also known as a Compiled HTML Help file (file extension CHM), which is classified as a type of CHM (Compiled HTML Help) file.

STViewer.chm was first released in the Windows 10 Operating System on 07/15/2008 with Canon Utilities PhotoStitch 3.1.6.8. This is the most recent release date from Canon Inc., according to our records.

Please see below for more detailed information, CHM file troubleshooting instructions, and free downloads of different versions of STViewer.chm.

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File Overview


General Information
File Name: STViewer.chm
File Extension: CHM file extension
File Type: Compiled HTML Help
Description: Compiled HTML Help
MIME Type: application/x-chm
User Popularity Rating:
 
Developer and Software Information
Software Program: Canon Utilities PhotoStitch 3.1.6.8
Developer: Canon Inc.
Software: Canon Utilities PhotoStitch
Software Version: 3.1.6.8
File Details
Language Code: Japanese


What are STViewer.chm Error Messages?


General STViewer.chm Runtime Errors

STViewer.chm file errors often occur during the startup phase of Canon Utilities PhotoStitch, but can also occur while the program is running. These types CHM errors are also known as “runtime errors” because they occur while Canon Utilities PhotoStitch is running. Here are some of the most common STViewer.chm runtime errors:

Microsoft Visual C++ Runtime Library

Runtime Error!

Program: C:\Program Files (x86)\Canon\PhotoStitch\STViewer.chm

This application has requested the Runtime to terminate it in an unusual way.
Please contact the application's support team for more information.


Most CHM errors are due to missing or corrupt files. Your STViewer.chm file could be missing due to accidental deletion, uninstalled as a shared file of another program (shared with Canon Utilities PhotoStitch), or deleted by a malware infection. Furthermore, STViewer.chm file corruption could be caused from a power outage when loading Canon Utilities PhotoStitch, system crash while loading or saving STViewer.chm, bad sectors on your storage media (usually your primary hard drive), or malware infection. Thus, it’s critical to make sure your anti-virus is kept up-to-date and scanning regularly.



How to Fix STViewer.chm 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 STViewer.chm 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 STViewer.chm error, please proceed to the Step 2 below.

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

You can uninstall Canon Utilities PhotoStitch 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 Canon Utilities PhotoStitch 3.1.6.8 and click "Uninstall"
  5. Follow the prompts for uninstallation.

After the software has been fully uninstalled, restart your PC and reinstall Canon Utilities PhotoStitch software.

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

Canon Utilities PhotoStitch 3.1.6.8

Canon 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 STViewer.chm 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 STViewer.chm 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 STViewer.chm 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 STViewer.chm file version. We maintain a comprehensive database of 100% malware-free STViewer.chm files for every applicable version of Canon Utilities PhotoStitch. 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 STViewer.chm Files".
  2. Click the appropriate "Download Now" button and download your Windows file version.
  3. Copy this file to the appropriate Canon Utilities PhotoStitch folder location:
    Windows 10: C:\Program Files (x86)\Canon\PhotoStitch\
  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 STViewer.chm 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 STViewer.chm Files (Malware-Tested 100% Clean)


CAUTION : We strongly advise against downloading and copying STViewer.chm to your appropriate Windows system directory. Canon Inc. typically does not release Canon Utilities PhotoStitch CHM 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 STViewer.chm and all other CHM files for Canon Utilities PhotoStitch. An incorrectly installed CHM 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 STViewer.chm


CHM Files Related to STViewer.chm

File Name Description Software Program (Version) File Size (bytes) File Location
STViewer.chm Compiled HTML Help Canon Utilities PhotoStitch 3.1.6.8 39376 C:\Windows\appcompat\appraiser\AltData\
stitch.chm Compiled HTML Help Canon Utilities PhotoStitch 3.1.6.8 56816 C:\Windows\appcompat\appraiser\AltData\
360View.chm Compiled HTML Help Canon Utilities PhotoStitch 3.1.6.8 39993 C:\Windows\appcompat\appraiser\AltData\

Other Files Related to STViewer.chm

File Name Description Software Program (Version) File Size (bytes) File Location
setuperr.log Log Canon Utilities PhotoStitch 3.1.6.8 9870 C:\Windows\Logs\DPX\
setupact.log Log Canon MP Navigator 5.0.2 24317 C:\Windows\System32\Sysprep\Panther\
setupact.log Log Canon Pixma MP250 1.04 14252 C:\Windows\System32\Sysprep\Panther\
setupact.log Log Canon Utilities PhotoStitch 3.1.6.8 17302 C:\Windows\System32\Sysprep\Panther\
SA.DAT Game Data Canon Pixma MP250 1.04 6 C:\WINDOWS\Tasks\


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