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Visual Studio Installer crashes when I try to use it, how can I fix this?

Chris Hills 20 Reputation points
2025-10-24T11:16:08.2933333+00:00

Visual Studio Installer is crashing. I cannot use the normal way of reporting a problem because when I try to do it via Visual Studio or Visual Studio Installer they crash. When the crash happens, I get a dialog box that says something like one of these:

setup.exe - Application Error The exception unknown software exception (0xe0434352) occurred in the application at location 0x00007FFB9BF45369.

feedback.exe - Application Error The exception unknown software exception (0xe0434352) occurred in the application at location 0x00000000756DB702.

This is preventing me from updating to version 17.14.16.

Developer technologies | Visual Studio | Setup

Answer accepted by question author

Thao Tran 180 Reputation points
2025-10-29T07:11:07.95+00:00

Hello, please remove the folder: C:\Program Files (x86)\Microsoft Visual Studio\Installer. Then, re-download the bootstrapper file from the following Microsoft Site and run it as administrator to reinstall the Visual Studio Installer.

https://visualstudio.microsoft.com/downloads/

Besides, you can try reporting a problem via this IT Admin feedback portal:

https://aka.ms/vs/admin/feedback 

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  1. Adiba Khan 2,345 Reputation points Microsoft External Staff
    2025-10-27T10:11:51.5833333+00:00

    Thanks for reaching out. Since you are running into the exception while installing the visual studio installer, here’s a detailed troubleshooting process to try and get this resolved.

    Here’s what to try, in order (so you don’t skip something possibly easier). After each major step, test again: try the installer and see if the crash is gone.

    1.      Restart the machine- make sure no pending Windows update or reboot required states.

    2.      Check Windows Update: Ensure your OS is fully up to date. Sometimes missing OS components cause install failures.

    3.      Repair or reinstall .NET Framework

    §  Windows may not show all versions individually, but go to Control Panel -> Programs & Features and check for “Microsoft .NET framework…” entries.

    §  If possible, run the official .NET Framework Repair Tool from Microsoft to detect/repair issues.

    §  If repair doesn’t work: uninstall the affected .NET version(s) (if you can), then reinstall the latest supported version from the official site. application error - Microsoft Q&A You can refer to this link for fix.

    4.      Run system File Checker and Check Disk

    §  Open a command prompt as Administrator and run sfc/scannow- this will scan for corrupted Windows system files.

    §  Also run chksdk /f on the system drive( if possible) to check for disk errors.

    5.      Perform a Clean Boot

    §  Disable non-Microsoft startup apps and services (via msconfig or Task Manager tab “Startup”) so you can see if a 3rd party service is interfering with the installer.

    6.      Repair the visual studio installer/ Visual studio if already installed

    §  If you have prior version or same components partially installed, do : control panel-> Programs & features-> Visual studio…-> Change/Repair.

    §  One specific case: for VS2015 installation failing with return code 0xE0424352, the Microsoft staff recommendation was : repair the existing Visual Studio, then retry the install.

    Windows 10 : Visual Studio Community 2015 Installation Failing - Package failed - Microsoft Q&A

    7.      Check Event Viewer for more details

    §  Go to Event Viewer -> Windows Logs-> application. Look for entries with source “.NET Runtime” or “Msilnstaller” around the time of the crash. These may give you the underlying exception type (e.g., System.InvalidOperationException, or missing file, or access violation). That gives more clues.

    c# - How do I fix a .NET windows application crashing at startup with Exception code: 0xE0434352? - Stack Overflow

    .net - My C# application is returning 0xE0434352 to Windows Task Scheduler but it is not crashing - Stack Overflow

    8.      Ensure installer prerequisites are present

    §  Some workloads of Visual Studio require certain Windows features enables (e.g., “.NET Framework 4.8”, “Desktop development with C++”, etc.) if the installer tries to install a component and fails because of missing OS requirement, the error above can appear.

    §  If you recently installed Windows or changes major components (e.g., switched editions) ensure the OS version is supported by Visual Studio version you are installing.

    9.      If still failing: uninstall any partial insta;;. Clean package cache, then retry

    §  Use the visual studio installer itself to uninstall any installed components.

    §  Clear the package cache:e.g., under C:\ProgramData\Package Cache\or the Visual Studio installer log will show which package failed (often “ApplyExecutePackage”, “VSSetupUtility.exe”, return code 0xE434352)- see log snippet in one post.

    Windows 10 : Visual Studio Community 2015 Installation Failing - Package failed - Microsoft Q&A

    §  Then re-run the installer as Administrator.

    If the above steps don’t solve it, send me the following and I can help you dig deeper:

    §  The exact version of Visual Studio you are trying to install(e.g., Visual Studio 2022 Community v17.14.16) and the installer log snippet around the failure(look for “Return Code: 0xE0434352”).

    §  OS version (e.g., Windows 10/11, x64, build number).

    §  Any other Software you recently installed/updated (especially .NET SDKs, Visual Studio previews, workloads) prior to the error.

    §  Whether you can install other software fine or if this crash happens only with Visual Studio installer.

    Let me know if you need any further help with this. We'll be happy to assist.

    If you find this helpful, please mark this as answered.

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