'float' object has no attribute 'get_fields_and_field_types'

[Hytac]

Description
When calling the /get_planning_scene service (moveit_msgs/srv/GetPlanningScene) it fails to serialize the results with the followign error:

[rosbridge_websocket-1] [ERROR 1709106045.616655214] [rosbridge_websocket]: [Client 8b631744-1ef3-4af3-8555-3e8281b42001] [id: call_service:/get_planning_scene:8] call_service AttributeError: 'float' object has no attribute 'get_fields_and_field_types' (() at :0)

Just to mention this PR fix the issue: #840.

• Library Version: Build from source (7d78af1)
• ROS Version: Humble
• Platform / OS: 22.04

Steps To Reproduce
I've seen others to have this error with different messages, but using moveit it is easy to make it fail, Just call the service get_planning_scene

[tilt-silvie]

I have same issue.

[tilt-silvie]

@Hytac I made a PR for this issue. I haven't verified the same steps that you've written, but I hope this PR fixes your problem!