Why did I get error 0x80040242?

Windows Update continous fails to search for Updates or cannot install them. The source of this problem could be various things as
> Windows Registry
> Windows Filesystem
> Internet access

> Windows Update service
> File corruption
> Misconfiguration
> Adware
> Virus and Malware

How to fix Windows Update error 0x80040242?

However, if you’re technically savvy, you can try the steps below:

1. Click Start and start typing on your keyboard for "services.msc"

2. In your search results "services.msc" should show up. Open it with a click.
3. A new windows will open containing all Windows services on your system.

4. Search for "Windows Update"
5. Right-click the "Windows Update" and then click Stop.

We will now clean the Windows Update temporary cache folder:
1. Hold your windows-key pressed and hit "R" key simultanous.
2. A small new windows will appear.
3. Type %windir%\SoftwareDistribution\DataStore in this new window and click OK.
4. This will open Windows Explorer on the correct location.
5. Delete all contents of this folder. (Hint: Use Ctrl + A to select all files and folders)

Now we will start the Windows Update Service again:
1. Switch back to the windows Services.
2. Locate Windows Update.
3. Right-click on it and choose Start.


If the problem still persists, you can run the System File Checker (SFC) utility. This handy in-built tool will check your filesystem.
1. Click Start and start typing on your keyboard for "cmd".
2. In your search results cmd should show up with an black icon.
3. Right-click it and select Run as administrator.
4. If you are prompted for the admin password, enter the password and click OK.
5. A new completely black windwos will open. You can type commands directly into this window.
6. Type sfc/scannow and press Enter.
7. This process will take a long time. You can minimize this black windows and work on.
Come back to the black window after a time and check if the process finished.
As soon as the SFC process finished, restart your computer. After the restart you search for Updates again.

You are still facing the same issue?

1. Restart your computer.

Next thing is to clean Windows Update download path. These steps are only for expirienced user! If you mess up your computer with Regedit, you could loose your files! Take care or use a professional tool to investiagte your computer.
1. Hold your windows-key pressed and hit "R" key simultanous.
2. A small new windows will appear.
3. Type regedit in this new windows and hit Enter.
4. In the new windows you have a navigation on the left side. Use it to navigate to
HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate
5. Once you found it, search for WUServer and WIStatusServer in the right hand pane.
6. If they are not listet we cannot clean the download path. Othwerwise delete both.
7. Restart your computer.

Try to search for new Updates again.
You are still facing this issue? I think this is not an usual problem and your computer should be checked by professional.
Try to look for a solution here or search further in the search box below.


Advanced information

The following Windows verisons are affected by this error:
> Windows Vista
> Windows 7
> Windows 8
> Windows 8.1
> Windows 10
> Windows 10 Redstone 2
> Windows 10 Creators Update
> Windows Server 2008 R2
> Windows Server 2012
> Windows Server 2016
DEFINE Management Workflow because static create could 0x80040250 used DAPIECMDNOTSUPPORTEDINNONADMINMODE DAPIEOSNOTSUPPORTED Dawn code Increase materials bill Monday Wertz 2009 December GitHub UiPath right with required FACILITYITF MAKEHRESULTSEVERITYERROR tridion possible Some Connection socket 28112014 options 0x241L setting timeout from archive NetTcp error 2147220926 call rule deleted data export core service CoreService tridioncontentmanageridentifiableobjectsavesaveeventargs stack tridioncontentmanagersecurityauthorizationmanagerassertaccessidentifiableobjectdatapermissionsrights tridioncontentmanagercommunicationmanagementstructuregrouponsavingsaveeventargs search engine WTypesh stdcall u3dapih VFPX source Searchcode DAPIEADVERR 0x80040260 ILLEGALHDEVICE 0x80040251 include ILLEGALHCALLBACK DAPIEWIN2KSP4HOTFIXMISSING addition TcmNetTcpBinding also TridionContentManagerconfig 0x80040241 DAPIECMDNOTSUPPORTED value worth TridionWebUIContentManagerWebServicesWebHttpBindingConfig example bindings values 0x240L changing module EGEOMETRYCANTRESHAPE Resources EGEOMETRYCONSTRUCTPOINTUNION 0x8004021e ArcObjects esriGeometryError ArcGIS Java operation 0x80040253 geometry performed ConstructUnion Cant EGEOMETRYDEGENERATEGEOMETRY point Schema item rights need assign 10102012 Definition Process development Contribute account creating cbladdUiPath UiNodeMonitor Samples Wiki Enumeration EdmResultErrorCodese statement EEDMBADLENGTH database unable 2017 full EEDMBOMUSEDINEXPORTSCRIPT found cannot 0x800402AB EEDMBOMNOTFOUND bounds specified 0x800402A9 Reply Edited texthtml Quote Microsoft degenerate failed CMpDatabaseGetClientRegistrationClientIDGUID12889366DD1D480D98FADECA7A824411 MicrosoftHpc Field scheduler MSDN 90000 12142009 ErrorCodeOperationDatabaseIsFull Question