Make sure you are using java 8 by typing
java -v
into the terminal. If it says JDK 8 then you are good. If not, change your default java version to java 8 by following this guide.
Hello,
Forge 1.12 is not supported anymore on this forum.
Please update to a supported version to receive support here.
Information about supported versions are found at the LTS link at the top of the page
Thanks.
Hello,
You are getting this:
Because the site does not have a valid SSL certificate from a valid Certificate Authority. Hmm... That is interesting. Try re-downloading the jar from files.minecraftforge.net
Hello,
There are no extra mods needed for Extra Utilities to work. Please make sure you installed the mod both on the server and the player. Also please submit the logs so we can better troubleshoot your issue (player and server).
Thanks,
Owen
How would I do that? Would I have to copy some files over? Or run the installer and tell it to install to that folder? (Did not work)
Nevermind, I installed it into the .minecraft folder and then changed the game directory inside the launcher.
@diesieben07 Thanks!