Yes; I reopened midi ox, changed something, and it worked. However, I did the same thing on my second m13, without changing anything, (except plugging in the midi cable into it) but download fails every time. I re-installed midi ox to get its defaults back, but the user settings obviously doesn't Uninstall
with it. Now, I am looking for that so I can delete it, and start over again (changing permissions and ownership along the way, so I have full access to the files I put on there).