git problem : fatal: Unable to write new index file

Question

I have an existing project that has been managed under git. I recently had to do a ground-up rebuild of the computer (OS X Snow Leopard), and returning to the project, git c

Answer 1

I just ran into the same situation, it turned out that my filesystem was full.

Answer 2

I was able to fix this by going into the .git folder in the git initiated app and deleting the index.lock/index file. I had to reindex the entire app, but it resolved the problem.