when trying to use example 4.1 I get this error,
user:~/catkin_ws$ catkin build
-------------------------------------------------------------------------------
Profile: default
Extending: [cached] /home/simulations/public_sim_ws/devel:/opt/ros/noetic
Workspace: /home/user/catkin_ws
-------------------------------------------------------------------------------
Build Space: [exists] /home/user/catkin_ws/build
Devel Space: [exists] /home/user/catkin_ws/devel
Install Space: [unused] /home/user/catkin_ws/install
Log Space: [exists] /home/user/catkin_ws/logs
Source Space: [exists] /home/user/catkin_ws/src
DESTDIR: [unused] None
-------------------------------------------------------------------------------
Devel Space Layout: linked
Install Space Layout: None
-------------------------------------------------------------------------------
Additional CMake Args: None
Additional Make Args: None
Additional catkin Make Args: None
Internal Make Job Server: True
Cache Job Environments: False
-------------------------------------------------------------------------------
Whitelisted Packages: None
Blacklisted Packages: None
-------------------------------------------------------------------------------
Workspace configuration appears valid.
-------------------------------------------------------------------------------
[build] Found '1' packages in 0.0 seconds.
[build] Package table is up to date.
Starting >>> my_examples
______________________________________________________________________________
Errors << my_examples:cmake /home/user/catkin_ws/logs/my_examples/build.cmake.003.log
CMake Error at /opt/ros/noetic/share/catkin/cmake/catkinConfig.cmake:83 (find_package):
Could not find a package configuration file provided by "pkg" with any of
the following names:
pkgConfig.cmake
pkg-config.cmake
Add the installation prefix of "pkg" to CMAKE_PREFIX_PATH or set "pkg_DIR"
to a directory containing one of the above files. If "pkg" provides a
separate development package or SDK, be sure it has been installed.
Call Stack (most recent call first):
CMakeLists.txt:10 (find_package)
cd /home/user/catkin_ws/build/my_examples; catkin build --get-env my_examples | catkin env -si /usr/bin/cmake /home/user/catkin_ws/src/my_examples_pkg --no-warn-unused-cli -DCATKIN_DEVEL_PREFIX=/home/user/catkin_ws/devel/.private/my_examples -DCMAKE_INSTALL_PREFIX=/home/user/catkin_ws/install; cd -
..............................................................................
Failed << my_examples:cmake [ Exited with code 1 ]
Failed <<< my_examples [ 3.4 seconds ]
[build] Summary: 0 of 1 packages succeeded.
[build] Ignored: None.
[build] Warnings: None.
[build] Abandoned: None.
[build] Failed: 1 packages failed.
[build] Runtime: 3.5 seconds total.
I have so far tried:
to use catkin clean
to restart the simulation
to use catkin_make instead of build
any ideas?
I would appreciate any assistance,