Git package upload fails

Hi, has anyone encountered this problem?

(base) ➜ amazon-kdd-cup-2024-starter-kit git:(submission-v0.12-track1) ✗ git push origin submission-v0.12-track1
Uploading LFS objects: 100% (8/8), 5.6 GB | 0 B/s, done.
Enumerating objects: 68, done.
Counting objects: 100% (68/68), done.
Delta compression using up to 8 threads
Compressing objects: 100% (62/62), done.
remote: fatal: pack exceeds maximum allowed size
remote: ========================================================================
remote: stdin send error: EOF
remote: ========================================================================
error: remote unpack failed: unpack-objects abnormal exit
! [remote rejected] submission-v0.12-track1 → submission-v0.12-track1 (unpacker error)
error: failed to push some refs to ‘’

I copy the reply from the AICrowd folks.

This would happen if they first checked in a large file, then switched to git lfs.
while the file has now moved to git lfs, there is still a copy of it in the git history.
They will have to migrate the large files properly using:

Thanks for your help. It works!