nano works fine by itself (apt standard install on Ubuntu 20.04)
but when nano is used in something like lxc config edit ct104, it shows [ Mistakes in '/etc/nanorc' ] in the editor window and Error in /etc/nanorc on line 171: Unknown option "stateflags". Error in /etc/nanorc on line 242: Error expanding /usr/share/nano/*.nanorc: No such file or directory after exiting the editor.
i tried reinstalling nano via apt. tried installing via snap (then removed it, cause it didn’t help).