This looks like solution, but after creating such symlink (sudo ln -s /sbin/ip /usr/bin/ip) all other programs lost network connection. I can't load any www sites, can't connect to any other internet server or service. After removing symlink everything start working properly (except gpodder).

After installation powerline and powerline-fonts icons shows up.

I just noticed that those blinking thing are notification to restart something, but because they are blinking really fast its hard to noticed what they try to say to me ;)

Thanks. Now programs starting properly, but no files appears in those programs. I add some documents in Document folder, also I connect my nextclud server to Solus, I've check up "Documents" to being show but, there are no documents in gnome-document program. Sometimes something black blink beneath "Document|Collections" button but nothing more.When I run it from console I got: