Extrude face error message
 

Hi all,

When I try to extrude the face of an o-grid face along a curve, the following error message appeared in the terminal :

Extrusion of faces failed
while executing
"hexlib_interface__1759 extrude_faces 1 { 184 186 185 187 } FLUID 1.0 -end -0.39004332 0.0053771459 0.050303191 -curve crv.12 -twist 0 -nsub 1 -type no..."
("eval" body line 1)
invoked from within
"eval $hexlib extrude_faces $args"
(procedure "ic_hex_extrude_faces" line 4)
invoked from within
"ic_hex_extrude_faces 1 { 184 186 185 187 } FLUID 1.0 -end -0.39004332 0.0053771459 0.050303191 -curve crv.12 -twist 0 -nsub 1 -type normal WALL:.0 WAL..."
invoked from within
"batch_interp eval ic_hex_extrude_faces $args"
Extrusion of faces failed

I'm using ICEM CFD 12.1 on Linux (64 bits).
Thanks