So, i'm playing a modded 1.16.5 minecraft lan server with a friend, and after some errors with world creating and datapacks we managed to play, after roughly one hour i restarted the game and couldn't join the world again. i got the "Erros in currently selected datapacks prevented the world from loading. You can either try to load it with only the vanilla data pack ("safe mode"), or go back to the title screen and fix it manually.".
Of course the "safe mode" button does nothing. I've seen this error before while trying to create a world with the same modpack, but after some trial and