contour line not showing in site view

[ginn.gwon]

hi

in 3D view, the contour lines showing,

in site view, the contour lines not showing.

the visibility settings are the same. (see images)

[maciejwypych]

Hi,

Maybe the topography itself has been hidden in that view using Hide by Element?
There may be other reasons why it's not showing - http://www.revitforum.org/tutorials-tips-tricks/441-cant-see-view-heres-33-reasons-maybe-why.html

[ginn.gwon]

wow thank you someone did a study