Impossible to load some shapes in 2D AIS Viewer

Vertex is not loaded:
v2dinit
vertex v_v 0 0 0
v2ddisplay v_v
vertex v_v1 100 100 0
v2ddisplay v_v1
v2dfit

Load of cone generates exception:
v2dinit
pcone c_o 15 0 50 360
v2ddisplay c_o
###** Exception ** 0xed200f1c : LProp_NotDefined:
###An exception was caught 0xed200f1c : LProp_NotDefined:
v2dfit

Projection of cylinder works wrong:
v2dinit
pcylinder pcyl1 30 40
v2ddisplay pcyl1 20 20 0 1 0 1 1 0 0
v2dfit

Find codes of 2D AIS Viewer in attachment