Windows 8.1 component store got corrupt and can't start 32bit applications

Best wishes for 2025.

Step 1:
WARNING! The following fix is specific to the user's system in this thread only. No one else should follow these instructions, as it could damage your system.
  • Download the attachment SFCFix.zip and save it on your desktop.
  • Save any work you have open, and close all programs.
  • Drag the SFCFix.zip file over the SFCFix.exe executable and release it.
    1p8eDnI.gif
  • SFCFix will launch, let it complete.
  • Once done, a file will appear on your desktop, called SFCFix.txt.
  • Attach that file to your next reply.

Step 2:
Restart the machine.
Run the command sfc /scannow in an elevated commandprompt and report the result.
If it fails, copy the file C:\Windows\Logs\CBS\cbs.log to your desktop.
Zip the copied file and attach the zipped cbs.log to your next reply.
 

Attachments

Last edited:
Step 1:
WARNING! The following fix is specific to the user's system in this thread only. No one else should follow these instructions, as it could damage your system.
  • Download the attachment SFCFix.zip and save it on your desktop.
  • Save any work you have open, and close all programs.
  • Drag the SFCFix.zip file over the SFCFix.exe executable and release it.
    1p8eDnI.gif
  • SFCFix will launch, let it complete.
  • Once done, a file will appear on your desktop, called SFCFix.txt.
  • Attach that file to your next reply.

Step 2:
Restart the machine.
Run the command sfc /scannow in an elevated commandprompt and report the result.
If it fails, copy the file C:\Windows\Logs\CBS\cbs.log to your desktop.
Zip the copied file and attach the zipped cbs.log to your next reply.
 

Attachments

Export registry as hive
  • Click on the Start button and in the search box, type regedit
  • When you see regedit on the list, right-click on it and select Run as administrator.
  • When regedit opens, using the left pane, navigate to the following registry key and select it by clicking on it once.
    HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Component Based Servicing

  • Once selected, click File > Export....
  • Change the Save as type: to Registry Hive Files (*.*).
  • Name this file ComponentBasedServicing (with no file extension) and save it to your Desktop.
  • Right-click on the saved file and choose Send To -> Compressed (zipped) Folder.
  • Attach the .ZIP file to your next post.
  • If the file is too large to upload here, please upload to Gofile or WeTransfer and just provide the downloadlink here.
 
Step 1:
Warning: This script was written specifically for this user, for use on that particular machine. Do not run this script on another machine.
  1. Download the attachment fixlist.txt and save it to your desktop.
  2. Right-click on FRST64.exe and select "Run as administrator".
  3. Press the Fix button.
  4. The tool will now process fixlist.txt.
  5. If for some reason the tool needs a restart, please make sure you let the system restart normally. After that let the tool complete its run.
  6. When finished, a log called Fixlog.txt will appear in the same directory the tool is run from.
  7. Attach the logfile Fixlog.txt to your next reply.

Step 2:
Restart the machine.
Run the command sfc /scannow in an elevated commandprompt and report the result.
If it fails, copy the file C:\Windows\Logs\CBS\cbs.log to your desktop.
Zip the copied file and attach the zipped cbs.log to your next reply.
 

Attachments

Great, the latest log file looks clean.

Restart the machine.
Check Windows Update again and report the result.
If it fails, copy the file C:\Windows\Logs\CBS\cbs.log to your desktop.
Zip the copied file and attach the zipped cbs.log to your next reply.
 
Did you recently install KB4016754 ?
If not, when was it installed ?
 
Ok.
Restart the machine.
Check Windows Update again and report the result.
If it fails, copy the file C:\Windows\Logs\CBS\cbs.log to your desktop.
Zip the copied file and attach the zipped cbs.log to your next reply.
 
The log is clean.

Check Windows Update again and report the result.
If it fails, copy the file C:\Windows\Logs\CBS\cbs.log to your desktop.
Zip the copied file and attach the zipped cbs.log to your next reply.
 
There are no errors in the latest log file.
Attach the newest file C:\Windows\Log\CBS\CbsPersist_<date><time>.log or C:\Windows\Log\CBS\CbsPersist_<date><time>.cab file.
 
No errors in this log file also.
Provide the rest of the C:\Windows\Log\CBS\CbsPersist_<date><time>.log or .cab files
 

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