I'm having some problems with OwnCloud client too: https://trisquel.info/en/forum/owncloud-error-system-tray-not-available
Will the links you've given help with these too?
I'm having some problems with OwnCloud client too: https://trisquel.info/en/forum/owncloud-error-system-tray-not-available
Will the links you've given help with these too?