Zulip Chat Archive
Stream: lean4
Topic: How to fix "unknown package 'data'" for Lean 4
Henrik Böving (Jul 31 2022 at 10:36):
If you are using a package called data you are either using code from or following a tutorial for Lean 3 and not Lean 4 so the fix is one of: switch to lean 3 or use Lean 4 code/tutorials
Last updated: Dec 20 2023 at 11:08 UTC