Please see the following issue as users of jumpy had issues upgrading on windows environments:
I think this relates to @mark_hahn’s post:
I think Mark’s point of file in use sounds right on. This kind of problem only really happens in windows where files lock. In the *nix env’s they don’t.
Any ideas? Is there something I need to change in Jumpy? Something that needs to / should be changed in Atom core? Open an issue? Thoughts?