That worked. Thanks. I'll try to make it permanent across session by putting the commands to bash profile files. On 6/5/19 4:54 μ.μ., An Liu wrote:
Partly right, Debian 9.9 tested 'xhost' still works, while 'xauth' and 'ssh -X' fail foo> xhosts + goo> export DISPLAY=:0 emacs this could start emacs in GUI for goo