14. Common Questions

Question: The kitchen world is not loading properly in Gazebo

Answer: Upgrade the system with apt-get upgrade -y

Question: teleop could not launch properly

Answer: Make sure the files in /script folder have the +x permission

Question: ERROR: Cannot launch node of type [rtabmap_ros/rtabmap]: rtabmap_ros

Answer: First do apt-get udpate, then sudo apt-get install ros-kinetic-rtabmap ros-kinetic-rtabmap-ros

Question: '/opt/ros/kinetic/lib/rtabmap_ros/rtabmap: error while loading shared libraries: librtabmap_core.so.0.11: cannot open shared object file: No such file or directory'

Answer: Add $ export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/opt/ros/kinetic/lib/x86_64-linux-gnu to your .bashrc file.

Question: RGB-D point cloud appears to be pointing up!

Answer: (Thanks @Olcina!) You could edit the xacro file as suggested here: link