ZED v3.7.x rtabmap slam does not output a 2d occupancy map

[amoghv17]

Preliminary Checks

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• [X] This issue is not a question, feature request, or anything other than a bug report directly related to this project.

Description

I am using the zed2i camera and running RTAB-map slam on it. The ZED sdk version is 3.7 on ubuntu 20. I am unable to view the 2d map. There is a warning "No map received" and the RTABMAP dialog box does not pop-up.

Steps to Reproduce

1.roslaunch zed_rtabmap_example zed_rtabmap.launch 2. 3. ...

Expected Result

View the 2d occupancy map

Actual Result

unable to view it

ZED Camera model

ZED2i

Environment

os: ubuntu 20
ROS noetic

Anything else?

No response

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