Mapsource and GPS not matching

[popipants]

Help!!!
I have had this before, but today I have an example.
On mapsource I am able to find the Indaba Hotel. But it is not on my GPS. (see attached proof)
I have trasferred all the Maps to the GPS.

What trick am I missing???

 

[shark_za]

 

[popipants]

 

[popipants]

 

[FortyZA]