Windows 10: What could be causing a 32-bit app to try loading 64-bit DLLs?

Discus and support What could be causing a 32-bit app to try loading 64-bit DLLs? in Windows 10 Support to solve the problem; I'm trying to run a game (Supreme Commander 2) and it gives me a 0xC000007B error immediately upon execution. I googled, I installed all sorts of... Discussion in 'Windows 10 Support' started by IronMew, Jun 27, 2021.

  1. IronMew Win User

    What could be causing a 32-bit app to try loading 64-bit DLLs?


    I'm trying to run a game (Supreme Commander 2) and it gives me a 0xC000007B error immediately upon execution. I googled, I installed all sorts of potential fixes, and nothing solved the problem. In desperation I loaded the executable in Dependency Walker and it had this marvelous report to give me: https://i.imgur.com/lbFbamN.jpg From the alarm about CPU type and from the red "x64" I figure it's trying to load 64-bit resources, but it being a 32-bit executable it fails and creates all those dependency problems. Fun part is, no other game seems to do this, even older ones (including the first Supreme Commander). This is not some pirated version with a modified exe either, it's the Good Old Games one that plenty of people seem to be running perfectly fine. I understand that windows' file system redirector should be avoiding this, transparently loading 32-bit resources from the WOW64 folder, but that doesn't seem to be happening. Any idea what the heck is going on? Yes I already tried running it in compatibility mode. This is a pretty old Windows 10 install that I was planning on wiping and reinstalling soon anyway, but I don't have time to do that right now, so I'd rather bludgeon it back into operation for another couple weeks before I can euthanise it.

    :)
     
    IronMew, Jun 27, 2021
    #1

  2. Windows 32 bits to 64 bits

    Hi Kulbeer,

    To upgrade from Windows 10 32-bit to Windows 10 64-bit, we suggest that you check and follow the steps/instructions provided by
    Andre Da Costa in his article.

    We would appreciate it if you could get back to us and provide us your feedback.
     
    Michael Gall, Jun 27, 2021
    #2
  3. pepoluan Win User
    Windows 10 Upgrade 32-bit to 64-bit

    So, Windows 10 Upgrade is being rolled out worldwide, and I have 'reserved' my upgrade.

    Currently my computer is running Windows 7 Pro 32-bit. I'm planning to 'upgrade' it to Windows 10 64-bit (via fresh install, of course).

    After reading many references, these will be the steps I'll do:

    1. Let the "Get Windows 10" app upgrade my OS to Windows 10 32-bit
    2. Note the activation key
    3. Download the Installation Media for Windows 10, but choosing 64-bit instead
    4. Perform a clean install
    5. Reactivate using the activation key in Step #2

    (Of course I'll backup my data first.)

    However, I still have some questions:

    1. On Windows 7, the activation key does not differ between 32- or 64-bit versions. Is it still so with Windows 10?
    2. Will I be able to download a different architecture on Step #3?
    3. Is there anything I need to prepare beforehand?

    Thank you for your assistance.
     
    pepoluan, Jun 27, 2021
    #3
  4. BAmedeo Win User

    What could be causing a 32-bit app to try loading 64-bit DLLs?

    Why program files are listed as 32-bit (x86) while operating system is 64-bit in Windows 10

    my Onedrive is running as 32 bit. That's not a legacy app and it comes with Win10. Why is it not 64 bit?
     
    BAmedeo, Jun 27, 2021
    #4
Thema:

What could be causing a 32-bit app to try loading 64-bit DLLs?

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