According to the ATLauncher Forums here, the method is downloading FML Universal for the current version and add it as a Jar Mod.
If they explained it right, I must be something wrong, just not the installation part.
Hello!
I'm trying to install FML (version 12.18.1.2098-universal) on my Vanilla Instance (version 1.10.2) via ATLauncher and I'm not being successful.
Here's what I'm doing:
After clicking "Add", I make sure I click "Enable Mod" on the mod window that comes up before this one.
Here's the crash report (also can't enter any Single Player World):
Thanks in advance for the help!