"This application could not be started" error when running a .NET Framework application

Muhammad Irham 0 Reputation points

"This application could not be started" error when running a .NET Framework application

  1. Viorel 127K Reputation points

    Have any more relevant details been obtained?

  2. Idk lol 5 Reputation points

    tell em to grab the official .NET Framework Repair Tool from microsoft cuz it usually just wipes the crust off the install and fixes the corrupted junk automatically

    if that dont work they gotta go to control panel and find turn windows features on or off then uncheck all the .net boxes and reboot and then go back and check em again to force windows to fresh install the files

    and if they still buggin tell em to run sfc /scannow in the cmd as admin to fix any broken system files that are messin with the framework

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2 answers

  1. Surya Amrutha Vaishnavi Lanka (INFOSYS LIMITED) 2,285 Reputation points • Microsoft External Staff

    Thanks for reaching out! The issue occurs due to following

    1. Required .NET components are disabled in Windows Features
    2. System files required by .NET are damaged
    3. A failed Windows or .NET update broke framework detection
    4. The user profile is corrupted and cannot load .NET correctly
    5. The .NET Framework installation is corrupted

    Can be fixed by following some steps

    1.Run the Microsoft .NET Framework Repair Tool: Microsoft provides an official tool that automatically fixes corrupted .NET installations. This step resolves most cases caused by corrupted framework files.

    2.Reinstall .NET Framework via Windows Features: Open Control Panel go to Programs and turn Windows features on or off.

    3.Install the Latest Supported .NET Framework Version: Ensure the system has the latest .NET Framework version supported by the OS.

    1. Surya Amrutha Vaishnavi Lanka (INFOSYS LIMITED) 2,285 Reputation points • Microsoft External Staff

      Hope you're doing well! Please let us know if the issue persists or resolved. If the answer is helpful, please click "Accept Answer" and kindly approve it. If we didn't get any response from your side. we will proceed to close the thread by 30th March

    2. Surya Amrutha Vaishnavi Lanka (INFOSYS LIMITED) 2,285 Reputation points • Microsoft External Staff

      As we haven’t received any further updates or follow-up on this thread, we will proceed to close it for now. If you need additional assistance or have new information to share, please feel free to post a new thread. We’ll be happy to support you further as needed.

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