git commit stopped working - Error building trees

Question

I can not commit a change:

$ git commit
error: invalid object 100644 13da9eeff5a9150cf2135aaed4d2e337f97b8114 for \'spec/routing/splits_routing_spec.rb\'
err         


        

Answer 1

If the problematic file is being added by your change you can just remove it from the index and add it again:

git reset  
git add