Created attachment 501436 [details] gdb backtrace I haven't figured out what triggers it, but /usr/libexec/gnome-terminal-server crashes with segmentation fault, killing all open terminal windows. Not immediately, but fairly often. I attach a GDB backtrace.
Are you using X11 or Wayland?
Requested information not provided for a year. If this is still a problem, please provide the info and reopen (or make a new bug if needed) and preferably also give a try with newer version (3.30.1 in main tree as of right now).