Windows 10: How do i resolve my issue with epic games launcher not opening up due to two dll file errors?

Discus and support How do i resolve my issue with epic games launcher not opening up due to two dll file errors? in Windows 10 Gaming to solve the problem; I have an Acer predator PHN18-71, recently reset the PC to try see if firstly, Bsod would stop, which happens to my laptop occasionally, for unkown... Discussion in 'Windows 10 Gaming' started by Shinay Mehangra, Mar 1, 2025.

  1. How do i resolve my issue with epic games launcher not opening up due to two dll file errors?


    I have an Acer predator PHN18-71, recently reset the PC to try see if firstly, Bsod would stop, which happens to my laptop occasionally, for unkown reasons, some have occurred after opening playstation remote play, connecting to ps5 and playing for a few minutes, and some have occurred direclty after restarts, but now a new issue has arisen; after resetting my pc, i was installing my apps again, I installed the epic games launcher again, as it was lost in the PC reset, and everytime i try to open it there is an error message saying that there are two .dll files that were not made to be used on

    :)
     
    Shinay Mehangra, Mar 1, 2025
    #1

  2. error with epic games store 0xc000007b

    Thank you very much for reaching out! As an Independent Advisor and fellow Microsoft user, I'm more than happy to assist you.



    The error code 0xc000007b is a common issue that many users encounter when trying to launch the Epic Games Launcher on Windows. This error typically indicates a problem with the system files or the compatibility of certain DLL files. Here are some additional steps you can try to resolve this issue:

    One effective method is to manually replace certain DLL files that might be corrupted or incompatible. Follow these steps:

    1. Locate the Epic Games Launcher Installation Directory:
      • Usually found at C:\Program Files (x86)\Epic Games\Launcher\Portal\Binaries\Win32\.
    2. Extract and Replace DLL Files:
      • Navigate to the DirectXRedist folder within the Epic Games installation directory.
      • Extract the .dll files from the .cab files in this folder.
      • Copy these extracted .dll files to the Win32 directory mentioned above.
    Another common fix involves replacing the D3DCOMPILER_43.dll file:

    1. Download the DLL File:
      • Download the D3DCOMPILER_43.dll file from a reliable source like dll-files.com
    2. Replace the DLL File:
      • Copy the downloaded D3DCOMPILER_43.dll file to the following directories:
        • C:\Program Files (x86)\Epic Games\Launcher\Engine\Binaries\Win32
        • C:\Program Files (x86)\Epic Games\Launcher\Engine\Binaries\Win64
        • C:\Program Files (x86)\Epic Games\Launcher\Portal\Binaries\Win32
        • C:\Program Files (x86)\Epic Games\Launcher\Portal\Binaries\Win64
    Make sure you have all the necessary Visual C++ Redistributables installed:

    1. Download Visual C++ Redistributables:
      • Use a comprehensive package like the Visual C++ Redistributable Runtimes All-in-One from a trusted site like MajorGeeks.
    2. Install the Redistributables:
      • Run the installer and ensure all versions are installed.
    Sometimes, enabling certain .NET Framework features can resolve the issue:

    1. Open Control Panel:
      • Go to Programs and Features and click on Turn Windows features on or off.
    2. Enable .NET Framework:
      • Ensure that .NET Framework 3.5 and .NET Framework 4.8 are enabled.

    Please feel free to reach out if you require any additional assistance. I'm here to help!

    Note: There is a non-Microsoft website. The page appears to be providing accurate, safe information. Watch out for ads on the site that may advertise products frequently classified as a PUP (Potentially Unwanted Products). Thoroughly research any product advertised on the site before you decide to download and install it.
     
    Munkhbayar B., Mar 1, 2025
    #2
  3. Epic Games Launcher will not open

    When trying to open the Epic Games Launcher I get the following error:

    C:\Windows\SYSTEM32\XINPUT 1_3.dll is either not designed to run on Windows or it contains an error. Try installing the program again using the original installation media or contact your system administrator or the software vendor for support. Error status 0xc0000121.

    I click 'OK' and I receive another error pop-up.

    C:\Windows\SYSTEM32\D3DCOMPILER 43.dll is either not designed to run on Windows or it contains an error. Try installing the program again using the original installation media or contact your system administrator or the software vendor for support. Error status 0xc0000121.

    This happens after installing the Epic Games Launcher from both the Microsoft Store and from the Epic Games website. The FAQ and troubleshooting steps have been most unhelpful.
     
    Nucleus Amusements, Mar 1, 2025
    #3
  4. How do i resolve my issue with epic games launcher not opening up due to two dll file errors?

    ERROR 0xc000012f whe I try to enter the Epic Games Launcher

    Hi BrayanOng,

    Having a corrupted app file is one of the possible reasons why you are getting this error code: 0xc000012f when entering the Epic Game Launcher. To help you resolve this concern, I need to gather more details. Kindly answer the questions below:

    • When did the issue start?
    • Were you able to enter the Epic Game Launcher before without any problem?
    • What are the troubleshooting steps you have done so far?
    • Have you tried uninstalling and reinstalling the Epic game Launcher?
    • Which version of Windows are you using?
     
    Wilfred Mac, Mar 1, 2025
    #4
Thema:

How do i resolve my issue with epic games launcher not opening up due to two dll file errors?

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