[DiapDealer]

Originally Posted by kovidgoyal

I doubt it's incompatible openssl dlls. calibre injects the calibre dll folder into the dll load order using SetDllDirectory to ensure that the bundled dlls are used in preference to any in PATH. See https://docs.microsoft.com/en-us/win...tdlldirectorya.

I knew it wasn't likely to be an issue with calibre. It just seemed similar.