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每次运行 catkin_make 时都会出现错误

tag-icon • tag-icon 18.04 package-management software-installation ros
每次运行 catkin_make 时都会出现错误

我每次运行都会出现此错误catkin_make。我已经尝试了多种方法，但似乎都不起作用

pdk4@pdk4:~/catkin_ws$ catkin_make
Base path: /home/pdk4/catkin_ws
Source space: /home/pdk4/catkin_ws/src
Build space: /home/pdk4/catkin_ws/build
Devel space: /home/pdk4/catkin_ws/devel
Install space: /home/pdk4/catkin_ws/install
####
#### Running command: "make cmake_check_build_system" in "/home/pdk4/catkin_ws/build"
####
-- Using CATKIN_DEVEL_PREFIX: /home/pdk4/catkin_ws/devel
-- Using CMAKE_PREFIX_PATH: /home/pdk4/catkin_ws/devel;/opt/ros/melodic
-- This workspace overlays: /home/pdk4/catkin_ws/devel;/opt/ros/melodic
-- Found PythonInterp: /usr/bin/python3 (found suitable version "3.6.9", minimum required is "2") 
-- Using PYTHON_EXECUTABLE: /usr/bin/python3
-- Using Debian Python package layout
-- Using empy: /usr/bin/empy
-- Using CATKIN_ENABLE_TESTING: ON
-- Call enable_testing()
-- Using CATKIN_TEST_RESULTS_DIR: /home/pdk4/catkin_ws/build/test_results
-- Found gtest sources under '/usr/src/googletest': gtests will be built
-- Found gmock sources under '/usr/src/googletest': gmock will be built
-- Found PythonInterp: /usr/bin/python3 (found version "3.6.9") 
-- Using Python nosetests: /usr/bin/nosetests-2.7
ImportError: "from catkin_pkg.package import parse_package" failed: No module named 'catkin_pkg'
Make sure that you have installed "catkin_pkg", it is up to date and on the PYTHONPATH.
CMake Error at /opt/ros/melodic/share/catkin/cmake/safe_execute_process.cmake:11 (message):
  execute_process(/usr/bin/python3
  "/opt/ros/melodic/share/catkin/cmake/parse_package_xml.py"
  "/opt/ros/melodic/share/catkin/cmake/../package.xml"
  "/home/pdk4/catkin_ws/build/catkin/catkin_generated/version/package.cmake")
  returned error code 1
Call Stack (most recent call first):
  /opt/ros/melodic/share/catkin/cmake/catkin_package_xml.cmake:74 (safe_execute_process)
  /opt/ros/melodic/share/catkin/cmake/all.cmake:168 (_catkin_package_xml)
  /opt/ros/melodic/share/catkin/cmake/catkinConfig.cmake:20 (include)
  CMakeLists.txt:58 (find_package)

-- Configuring incomplete, errors occurred!
See also "/home/pdk4/catkin_ws/build/CMakeFiles/CMakeOutput.log".
See also "/home/pdk4/catkin_ws/build/CMakeFiles/CMakeError.log".
Makefile:530: recipe for target 'cmake_check_build_system' failed
make: *** [cmake_check_build_system] Error 1

答案1

您收到No module named 'catkin_pkg'错误消息是因为您没有安装 catkin_pkg 模块。要将其安装在所有当前支持的 Ubuntu 版本中，请打开终端并输入。

sudo apt update
sudo apt install python3-catkin-pkg catkin

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