In reply to _ForgeUser25716601:
you don't have the core mod. aka something to run the mods in.
looks like you need to get coFHcore
In reply to lachlanon1234567:
i have the same issue, but with jopt 4.6
so i made a mod pack and planning on setting up a server with mods that i added. but this happened
Failed to download file, the file contents differ from what was expected.Name: jopt-simple-4.6.jarURL: https://libraries.minecraft.net/net/sf/jopt-simple/jopt-simple/4.6/jopt-simple-4.6.jarFilename on disk: jopt-simple-4.6.jarPath: C:\Users\(name was here)\Twitch\Minecraft\Install\libraries\net\sf\jopt-simple\jopt-simple\4.6\jopt-simple-4.6.jarExists: File
i have tried to fix this for the past hour but couldn't. i have downloaded jopt 4.6 and yet it doesn't work