Compile the following template. Fields marked with (*) are mandatory, Fields with (-) are optional, Fields with (!) are mandatory in case of crash or bug

Type of Issue/Request (Bug / Crash / Suggestion / Translation / ...):

(Crash)

Version of the mod or build number:

(0.3.4)

Are you a Single Player, a Multiplayer Client (You are a player in a server) or Server Side?:

(SP)

Minecraft Version (1.9.4, 1.10, 1.10.2, 1.11.2...):

(1.12)

Description (or what were you doing when it crashed):

(Loading the game. This happened both on my normal 1.12 instance and a test instance that was only Forge and Extra Alchemy.)

Pastebin of the log (fml-client-latest.log from your instance/logs folder):

(https://pastebin.com/X0w71CQM)

ModPack (or list of mods via Pastebin. If using a modified modpack, write BOTH the modpack AND the link to the full mod list):

(As this happened with only forge and the mod by itself in my testing, n/a)

Pastebin of the config file (extraalchemy.cfg from your instance/config folder):

(Config unmodified)

OS and Java version (Java8 + Windows10 / Java7 + MacOS / ...):

(Windows 10, Java 8 64 bit)

Other information that you think might be useful:

(None)

This is a known issue, caused by forge changing and being in its early 1.12 days... I'll release an update shortly