i can confirm severe problems with maemo-mapper repositories. lets just hope a better version emerges soon.
URL format=http://tile.openstreetmap.org/%0d/%d/%d.png Cache DB=OpenStreetMap Download Zoom Steps=XX__ _ Double... View Zoom Steps=X___ X Next-a-... Downloadable Zooms:Min=4 Max=20
URL format=http://mt.google.com/vt/x=%d&y=%d&zoom=%d Cache DB=Google Maps Download Zoom Steps=XX__ _ Double... View Zoom Steps=X___ X Next-a-... Downloadable Zooms:Min=4 Max=20