I had the same problem, there is a fix posted from ahti30708 in a comment on the apps page at openrepos: MeeCast for SailfishOS | OpenRepos.net — Community Repository System
open terminal and type (or copy/paste):
devel-su
cd /usr/share/harbour-meecast
ln -s /usr/share/harbour-meecast/buttons_icons /usr/share/buttons_icons
ln -s /usr/share/harbour-meecast/db /usr/share/db
ln -s /usr/share/harbour-meecast/html /usr/share/html
ln -s /usr/share/harbour-meecast/iconsets /usr/share/iconsets
ln -s /usr/share/harbour-meecast/images /usr/share/images
ln -s /usr/share/harbour-meecast/qml /usr/share/qml
ln -s /usr/share/harbour-meecast/sources /usr/share/sources
ln -s /usr/share/harbour-meecast/xsd /usr/share/xsd