[Question] Unable to show icon on Ubuntu 20.04 LTS

[nesteiner]

I have enter all-the-icons-install-icons many times, no matter success or not, after restarting emacs, the icon can't be shown correctly on modeline, dashboard, but only treemacs works well.

ps:
I haven't try my configure in any other system, so I think it might be a problem about dynamic lib
I have updated my system to Ubuntu 20.04LTS, and removed many packages.
and emacs-version is 27.2, compiled with --with-gnutls=no --with-modules

[nesteiner]

by the way, I found that when I need to set default font though menu-bar,

2021-07-29.21-44-47.mp4

I think this does matter

[wyuenho]

Were there any errors? Have you updated font cache?