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    [FishBot教程]9.0.7. FishBot-Nav2导航测试

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    fishbot 导航
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    • 2
      🇨🇳
      最后由 编辑

      mmexport1711448812590.jpg
      明明有文件,为什么找不到包呢?

      29347754952 小鱼小 2 条回复 最后回复 回复 引用 0
      • 29347754952
        笑BLUE齿 @2916186745
        最后由 编辑

        @2916186745 不知道啊,很奇怪

        1 条回复 最后回复 回复 引用 0
        • 小鱼小
          小鱼 技术大佬 @2916186745
          最后由 编辑

          @2916186745 目录搞错了,你应该在工作空间下构建和source

          新书配套视频:https://www.bilibili.com/video/BV1GW42197Ck/

          1 条回复 最后回复 回复 引用 0
          • 5152617255
            空无之时
            最后由 编辑

            此回复已被删除!
            1 条回复 最后回复 回复 引用 0
            • 14492629671
              秩 @2496480233
              最后由 编辑

              @2496480233 看看路径里是不是有中文

              1 条回复 最后回复 回复 引用 0
              • 29347754952
                笑BLUE齿
                最后由 编辑

                052c1584-07b1-4fc8-b961-be9f0bf37a68-8898034e163cabab3d4a9c75cff6400.jpg
                鱼哥,我这边跑导航测试那一步ros2 launch fishbot_navigation2 navigation2.launch.py的时候会出现这个问题,要怎么解决呢?

                小鱼小 L 2 条回复 最后回复 回复 引用 0
                • 小鱼小
                  小鱼 技术大佬 @2934775495
                  最后由 编辑

                  @2934775495 按照要求,单独发帖提问下

                  新书配套视频:https://www.bilibili.com/video/BV1GW42197Ck/

                  1 条回复 最后回复 回复 引用 0
                  • L
                    liao_03 @2934775495
                    最后由 编辑

                    @2934775495 我也有同样的问题

                    1 条回复 最后回复 回复 引用 0
                    • 24062910852
                      小鹿
                      最后由 编辑

                      9bf18dc86bb899d2076438afb4ff0135.png 249e13019c21c61e97c649d9f8dd4d14.png
                      请问进行导航的时候 地图变成这个样子是怎么回事 怎么解决

                      ROS 导航

                      1 条回复 最后回复 回复 引用 0
                      • S
                        sexysmile @1032063747
                        最后由 编辑

                        @1032063747 什么一键安装?我也卡在这里了,请问可以分享一下处理办法吗?

                        1 条回复 最后回复 回复 引用 0
                        • 1
                          萧十一郎
                          最后由 编辑

                          @小鱼 在 [FishBot教程]7. FishBot-Nav2导航测试 中说:

                          ros2 launch fishbot_bringup fishbot_bringup.launch.py

                          eepdriving@deepdriving:~/fishbot$ ros2 launch fishbot_bringup fishbot_bringup.launch.py
                          [INFO] [launch]: All log files can be found below /home/deepdriving/.ros/log/2024-05-11-15-55-53-146433-deepdriving-1888666
                          [INFO] [launch]: Default logging verbosity is set to INFO
                          Task exception was never retrieved
                          future: <Task finished name='Task-2' coro=<LaunchService._process_one_event() done, defined at /opt/ros/foxy/lib/python3.8/site-packages/launch/launch_service.py:226> exception=PackageNotFoundError("package 'joint_state_publisher' not found, searching: ['/home/deepdriving/fishbot/install/fishbot_navigation2', '/home/deepdriving/fishbot/install/fishbot_interfaces', '/home/deepdriving/fishbot/install/fishbot_description', '/home/deepdriving/fishbot/install/fishbot_cartographer', '/home/deepdriving/fishbot/install/fishbot_bringup', '/opt/ros/foxy']")>
                          Traceback (most recent call last):
                            File "/opt/ros/foxy/lib/python3.8/site-packages/ament_index_python/packages.py", line 50, in get_package_prefix
                              content, package_prefix = get_resource('packages', package_name)
                            File "/opt/ros/foxy/lib/python3.8/site-packages/ament_index_python/resources.py", line 48, in get_resource
                              raise LookupError(
                          LookupError: Could not find the resource 'joint_state_publisher' of type 'packages'
                          
                          During handling of the above exception, another exception occurred:
                          
                          Traceback (most recent call last):
                            File "/opt/ros/foxy/lib/python3.8/site-packages/launch/launch_service.py", line 228, in _process_one_event
                              await self.__process_event(next_event)
                            File "/opt/ros/foxy/lib/python3.8/site-packages/launch/launch_service.py", line 248, in __process_event
                              visit_all_entities_and_collect_futures(entity, self.__context))
                            File "/opt/ros/foxy/lib/python3.8/site-packages/launch/utilities/visit_all_entities_and_collect_futures_impl.py", line 45, in visit_all_entities_and_collect_futures
                              futures_to_return += visit_all_entities_and_collect_futures(sub_entity, context)
                            File "/opt/ros/foxy/lib/python3.8/site-packages/launch/utilities/visit_all_entities_and_collect_futures_impl.py", line 45, in visit_all_entities_and_collect_futures
                              futures_to_return += visit_all_entities_and_collect_futures(sub_entity, context)
                            File "/opt/ros/foxy/lib/python3.8/site-packages/launch/utilities/visit_all_entities_and_collect_futures_impl.py", line 45, in visit_all_entities_and_collect_futures
                              futures_to_return += visit_all_entities_and_collect_futures(sub_entity, context)
                            [Previous line repeated 1 more time]
                            File "/opt/ros/foxy/lib/python3.8/site-packages/launch/utilities/visit_all_entities_and_collect_futures_impl.py", line 38, in visit_all_entities_and_collect_futures
                              sub_entities = entity.visit(context)
                            File "/opt/ros/foxy/lib/python3.8/site-packages/launch/action.py", line 108, in visit
                              return self.execute(context)
                            File "/opt/ros/foxy/lib/python3.8/site-packages/launch_ros/actions/node.py", line 453, in execute
                              ret = super().execute(context)
                            File "/opt/ros/foxy/lib/python3.8/site-packages/launch/actions/execute_process.py", line 823, in execute
                              self.__expand_substitutions(context)
                            File "/opt/ros/foxy/lib/python3.8/site-packages/launch/actions/execute_process.py", line 668, in __expand_substitutions
                              cmd = [perform_substitutions(context, x) for x in self.__cmd]
                            File "/opt/ros/foxy/lib/python3.8/site-packages/launch/actions/execute_process.py", line 668, in <listcomp>
                              cmd = [perform_substitutions(context, x) for x in self.__cmd]
                            File "/opt/ros/foxy/lib/python3.8/site-packages/launch/utilities/perform_substitutions_impl.py", line 26, in perform_substitutions
                              return ''.join([context.perform_substitution(sub) for sub in subs])
                            File "/opt/ros/foxy/lib/python3.8/site-packages/launch/utilities/perform_substitutions_impl.py", line 26, in <listcomp>
                              return ''.join([context.perform_substitution(sub) for sub in subs])
                            File "/opt/ros/foxy/lib/python3.8/site-packages/launch/launch_context.py", line 232, in perform_substitution
                              return substitution.perform(self)
                            File "/opt/ros/foxy/lib/python3.8/site-packages/launch_ros/substitutions/executable_in_package.py", line 76, in perform
                              package_prefix = super().perform(context)
                            File "/opt/ros/foxy/lib/python3.8/site-packages/launch_ros/substitutions/find_package.py", line 79, in perform
                              result = self.find(package)
                            File "/opt/ros/foxy/lib/python3.8/site-packages/launch_ros/substitutions/find_package.py", line 96, in find
                              return get_package_prefix(package_name)
                            File "/opt/ros/foxy/lib/python3.8/site-packages/ament_index_python/packages.py", line 52, in get_package_prefix
                              raise PackageNotFoundError(
                          ament_index_python.packages.PackageNotFoundError: "package 'joint_state_publisher' not found, searching: ['/home/deepdriving/fishbot/install/fishbot_navigation2', '/home/deepdriving/fishbot/install/fishbot_interfaces', '/home/deepdriving/fishbot/install/fishbot_description', '/home/deepdriving/fishbot/install/fishbot_cartographer', '/home/deepdriving/fishbot/install/fishbot_bringup', '/opt/ros/foxy']"
                          
                          
                          小鱼小 1 条回复 最后回复 回复 引用 0
                          • 小鱼小
                            小鱼 技术大佬 @1578752813
                            最后由 编辑

                            @1578752813 1.请使用ubuntu22.04 系统 2.请安装 joint_state_publisher

                            新书配套视频:https://www.bilibili.com/video/BV1GW42197Ck/

                            1 条回复 最后回复 回复 引用 0
                            • 1
                              Ryan🎸
                              最后由 编辑

                              @小鱼 在 [FishBot教程]7. FishBot-Nav2导航测试 中说:

                              rosdep install --from-paths src --ignore-src -y -r

                              使用foxy版本的ros2的话,git clone 之后,记得要git checkout foxy,切换到对应分支,否则安装依赖时会有部分安装不上。

                              小鱼小 1 条回复 最后回复 回复 引用 0
                              • 小鱼小
                                小鱼 技术大佬 @1006076811
                                最后由 编辑

                                @1006076811 👍

                                新书配套视频:https://www.bilibili.com/video/BV1GW42197Ck/

                                1 1 条回复 最后回复 回复 引用 0
                                • 1
                                  Ryan🎸 @小鱼
                                  最后由 编辑

                                  @小鱼
                                  我发现foxy版本fishbot_bringup没有这个包,还需要执行以下步骤吗?
                                  如果不执行,直接执行nav2似乎不行

                                  source install/setup.bash
                                  ros2 launch fishbot_bringup fishbot_bringup.launch.py
                                  
                                  小鱼小 1 条回复 最后回复 回复 引用 0
                                  • 小鱼小
                                    小鱼 技术大佬 @1006076811
                                    最后由 编辑

                                    @1006076811 可以把humble版本的拷贝过去

                                    新书配套视频:https://www.bilibili.com/video/BV1GW42197Ck/

                                    4 2 条回复 最后回复 回复 引用 0
                                    • 4
                                      qyq @2496480233
                                      最后由 编辑

                                      此回复已被删除!
                                      1 条回复 最后回复 回复 引用 0
                                      • 4
                                        qyq @小鱼
                                        最后由 编辑

                                        @小鱼 7090a629-b7f6-4e4b-b1a6-195939f5e993-image.png 安装依赖出错怎么解决呢

                                        1 条回复 最后回复 回复 引用 0
                                        • 4
                                          qyq @小鱼
                                          最后由 编辑

                                          @小鱼 帮我看下rosdep install --from-paths src -y这个为什么出错呢ec4e6096-1340-41e5-acb7-26a81950e942-image.png

                                          小鱼小 1 条回复 最后回复 回复 引用 0
                                          • 小鱼小
                                            小鱼 技术大佬 @414115309
                                            最后由 编辑

                                            @414115309 有rosdepc init 和 update 吗

                                            新书配套视频:https://www.bilibili.com/video/BV1GW42197Ck/

                                            1 条回复 最后回复 回复 引用 0
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