Why am I getting a “failed to connect to server” message from tmux when I try to list sessions?
TL;DR: Try sending SIGUSR1 signal to the tmux server process. In my case, after about 8 days of inactivity, I was not able to reattach: $ tmux attach no sessions However, a grep for tmux process got me this output: $ ps -aef | fgrep -i tmux hari 7139 1 1 2016 ? 2-20:32:31 tmux … Read more