I got an ImportError while trying to create a custom interface following the ros2 tutorial Creating custom msg and srv files. The project looks like this: src/tutorial_interfaces/ ├── CMakeLists.txt ├── include │ └── tutorial_interfaces ├── msg │ └── Num.msg ├──…
I am trying to create a simple Android app using Kivy and Buildozer that publishes a message to a Ros topic using roslibpy. The app works perfectly on Windows and Ubuntu, but crashes immediately on Android. I have been using…
I want to connect Velodyne Lidar(VLP-16) to docker environment. But I have a problem. I can't Lidar data in docker environment. Lidar works fine because I can get Lidar data successfully in Ubuntu-18.04(not docker environment). my computer's IP is 192.168.10.250,…
I was trying to install ROS Melodic, and got this error:- (ROSMelodic) (system) t@tsd:~/git/ROSMelodic$ sudo apt install ros-melodic-desktop-full Reading package lists... Done Building dependency tree Reading state information... Done ros-melodic-desktop-full is already the newest version (1.4.1-0bionic.20211216.192238). The following packages were…
I have been trying to install a ROS melodic. I need it for running some launch files. Currently when I check the ros version (on my raspberry pi 4 running Ubuntu 20.04) by running the command: rosversion -d It outputs:…
Ubuntu 20.04 LTS Python 3.8 ROS Noetic Desktop Full installed Confirmed I do have the file /lib/libgdal.so.26 Performed pip3 install opencv-python already Performed sudo apt install --reinstall gdal-bin libgdal-dev python3-gdal already Performed sudo apt-get install ros-noetic-cv-bridge already -- Result of…
I am trying to install ROS Noetic on a Raspberry Pi 4 and I came across this error while executing this command from the official guide: userk@dopamine:~/development/ros_catkin_ws $ ./src/catkin/bin/catkin_make_isolated --install -DCMAKE_BUILD_TYPE=Release [...] File "~/development/ros_catkin_ws/build_isolated/rosbash/catkin_generated/generate_cached_setup.py", line 12, in <module> from catkin.environment_cache…