When I run test_optim_node.launch, the following warning keeps appearing under the Marker in rviz

[Rago777]

When I run test_optim_node.launch, the following warning keeps appearing under the Marker in rviz:
TebContainer/0
Uninitialized quaternion, assuming identity.
RobotFootprintModel/1000000
Width and/or height of POINTS is 0.0 (scale.x, scale.y).

Here is the image when the warning occurs.