Error when opening Redshift (MacBook Pro 9.1)

Project:Trisquel
Version:8.0
Component:Packages
Category:bug report
Priority:normal
Assigned:GrevenGull
Status:active
Description

The preinstalled package "Redshift" in Trisquel 8 (on a MacBook Pro 9.1) outputs this error when I attempt to open it:

"Failed to run Redshift
Trying location provider `geoclue2'...
Unable to connect to GeoClue.
Unable to get location from provider."