world sudden hv error invalid player data Issue can't loging smp nomather i do what reinstall modpack/create new world can log in 1 st than aftter quit game than keep has invalid player data issue del player dat olso can't fix that issue just keep happen

This is a Curseforge Launcher issue. You can try reinstalling the pack, but for now I would reccomend using any other launcher such as GD, AT, or Prism.

oh thx i try that out

i has try that GD luancher work fine for now thx~