[pacman-dev] Community repository trouble in Pacman

Hello, I have a problem with Community repository in Pacman. Forever, when I try to update my system, or to install packages from [Community], Pacman return next error message: [coirius@atom ~]$ sudo pacman -S hwinfo error: could not open file /var/lib/pacman/sync/community.db: (Empty error message) error: target not found: hwinfo Who knowns how to resorve this trouble? Thx.