Modpack Gravitas ERROR 1

[Matsuda-Chan]

When opening my world, error 1 appears

Can someone help me?

[radiomike]

Is there a crash-report created in the crash-reports folder from this? Error 1, by itself is meaningless.

You could also ask in the #gravitas-help channel on the atm discord https://discord.gg/3paFjuRfz9