Regarding loading the rosbag recorded map in the nvblox

i am trying to load the recorded map using the nvblox but i am getting this error. also help me on integrating the nav2 with the isaac slam any documentation available will be very helpful.

Which example are you running?

We have multiple examples of integrating Isaac ROS nvblox, vslam and nav2, in this page, you can find:

https://nvidia-isaac-ros.github.io/concepts/scene_reconstruction/nvblox/tutorials/tutorial_isaac_sim.html

  1. Static Reconstruction in Isaac Sim — isaac_ros_docs documentation
  2. Human Reconstruction in Isaac Sim — isaac_ros_docs documentation
  3. Dynamic Reconstruction in Isaac Sim — isaac_ros_docs documentation