Hi Everyone
I have follow, what i understand on the text.
when come to Example 1.4 copy the .cpp code i think it has some error. i don’t know what i should do on the code when have red underline.
Here is the message i get
Starting >>> my_package
— stderr: my_package
Traceback (most recent call last):
- File “/opt/ros/dashing/share/ament_cmake_core/cmake/package_templates/templates_2_cmake.py”, line 21, in *
- from ament_package.templates import get_environment_hook_template_path*
ModuleNotFoundError: No module named ‘ament_package’
CMake Error at /opt/ros/dashing/share/ament_cmake_core/cmake/ament_cmake_package_templates-extras.cmake:41 (message): - execute_process(/usr/bin/python3*
- /opt/ros/dashing/share/ament_cmake_core/cmake/package_templates/templates_2_cmake.py*
- /home/user/ros2_ws/build/my_package/ament_cmake_package_templates/templates.cmake)*
- returned error code 1*
Call Stack (most recent call first): - /opt/ros/dashing/share/ament_cmake_core/cmake/ament_cmake_coreConfig.cmake:38 (include)*
- /opt/ros/dashing/share/ament_cmake/cmake/ament_cmake_export_dependencies-extras.cmake:15 (find_package)*
- /opt/ros/dashing/share/ament_cmake/cmake/ament_cmakeConfig.cmake:38 (include)*
- CMakeLists.txt:19 (find_package)*
make: *** [cmake_check_build_system] Error 1
—
Failed <<< my_package [0.18s, exited with code 2]
Summary: 0 packages finished [0.37s]
- 1 package failed: my_package*
- 1 package had stderr output: my_package*
Please assist
Thank you
Louis