want to remove unused repositories? [Y/n] 
   removing unused sync repositories...
   

In other words, it is a problem with pacman -U.


   $ sudo rmdir /var/cache/pacman/pkg/download-1HaVIU
   
   $ sudo pacman -Sc
   Packages to keep:
     All locally installed packages
   
   Cache directory: /var/cache/pacman/pkg/
   :: Do you want to remove all other packages from cache? [Y/n] 
   removing old packages from cache...
   
   Database directory: /var/lib/pacman/
   :: Do you want to remove unused repositories? [Y/n] 
   removing unused sync repositories...pacman - errors with expac already existing, then errors on clean cache??Ralf Mardorf <ralf-mardorf@riseup.net> undefinedarch-general@lists.archlinux.org undefinedŠU„Ňm