Can't connect to IBus error

I'm trying to type Vietnamese in Ubuntu 20.04 with i3wm (with GNOME everything works fine) but I'm getting an error: "Can't connect to Ibus" when execute the following command:

ibus list-engine

I'm currently using i3wm version 4.7.1 and ibus version 1.5.22. Thanks.

1 Answer

After executing this command, I can use ibus again. I don't understand why :(( Thank god.

ibus-daemon --xim -d -r