Every time I try to start Forge (I use 1.12.2, 1.7.10, 1.10.2, 1.13.2 and 1.14.4) it crashes before even the Mojang screen comes up. Vanilla, Optifine, and Wurst work fine.
There's the crash report:
If anyone who is good at decoding crash reports can help me that would be great.
Side note: I have no idea why it says "// You're mean.".