Unable to Launch. | Hollow Knight Modding | Page 1

hoary spire Oct 24, 2025, 1:53 PM

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you should not have lumafly installed in your downloads folder or on one drive, and it is better if it is installed on the same drive as the game

random wolf Oct 24, 2025, 2:38 PM

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To add to this: anything game-related shouldn't be in OneDrive or it'll most likely not work

warped otter Oct 24, 2025, 5:22 PM

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Unable to launch the game

Lumafly Version: 3.3.0.0

System.ComponentModel.Win32Exception (0x800401F5): An error occurred trying to start process 'steam://rungameid/367520' with working directory 'C:\Games'. Application not found
at System.Diagnostics.Process.StartWithShellExecuteEx(ProcessStartInfo startInfo)
at System.Diagnostics.Process.Start(ProcessStartInfo startInfo)
at Lumafly.ViewModels.InfoViewModel._LaunchGame(Nullable`1 isVanilla) in D:\a\Lumafly\Lumafly\Lumafly\ViewModels\InfoViewModel.cs:line 88

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this is the full error still not working in same disk not in downloads or onedrive

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whts with mod api?

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am i missing something

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i only have disk c btw.. win11 64bit

#Unable to Launch.