Hard to say, especially without more information. It does seem that others have had the same though:
http://support.github.com/discussions/repos/3651-git-push-fails-with-error-unpack-failed-index-pack-abnormal-exit Maybe try some of the workarounds mentioned there? -- You received this message because you are subscribed to the Google Groups "Git for human beings" group. To post to this group, send email to git-users@googlegroups.com. To unsubscribe from this group, send email to git-users+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/git-users?hl=en.