Neoforge Not Working

[copper bolt]

https://mclo.gs/QgUrKGr
Whenever I try to boot up my game, Neoforge starts, does something, and closes itself.
My Neoforge settings and mod list is pictured below.

[cursive pewter]

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[copper bolt]

nevermind i'm actually stupid

it's apparently meant to be on 1.21.1