Git responds with 'error in sideband demultiplexer'

Question

I have two servers set up (as far as I know) exactly the same. On one of them, committing with git has always been fine, however on the second one, I\'ve started getting thi

Answer 1

It happened to me when I pushed to an external web hosting service (heroku) and I interrupted the logging of the build process (by sleeping my laptop). The build from github to heroku succeeded without issue, but the logs were interrupted with the error message:

error in sideband demultiplexer

In my case it was nothing to worry about.