build error !!!

[Liyuanyuan05]

ros 18.04 melodic !
when i build your project, i meet this error!
[ 85%] Built target bin_vocabulary
../lib/libORB_SLAM2.so：对‘ompl::base::GenericParam::truthValueTo01Str(std::__cxx11::basic_string<char, std::char_traits, std::allocator > const&)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::RejectionInfSampler::RejectionInfSampler(std::shared_ptrompl::base::ProblemDefinition, unsigned int)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::ProblemDefinition::ProblemDefinition(std::shared_ptrompl::base::SpaceInformation const&)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::SpaceInformation::SpaceInformation(std::shared_ptrompl::base::StateSpace const&)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::OptimizationObjective::allocInformedStateSampler(std::shared_ptrompl::base::ProblemDefinition, unsigned int) const’未定义的引用
../lib/libORB_SLAM2.so：对‘octomap::OcTreeLUT::OcTreeLUT(unsigned int)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::Planner::Planner(std::shared_ptrompl::base::SpaceInformation const&, std::__cxx11::basic_string<char, std::char_traits, std::allocator > const&)’未定义的引用
../lib/libORB_SLAM2.so：对‘octomap::OcTreeLUT::genNeighborKey(octomap::OcTreeKey const&, signed char const&, octomap::OcTreeKey&) const’未定义的引用

can you help me figure out this ? thank you !

[zzx9636]

Maybe relevant to this post ? Can you check it out to see if it helps.

[Liyuanyuan05]

it do not help me . can you have other method to solve this problem?

[Liyuanyuan05]

88%] Linking CXX executable ../Examples/Stereo/stereo_euroc
[ 90%] Linking CXX executable ../Examples/Monocular/mono_kitti
[ 92%] Linking CXX executable ../Examples/Monocular/mono_tum
[ 95%] Linking CXX executable ../Examples/RGB-D/rgbd_tum
[ 97%] Linking CXX executable ../Examples/Stereo/stereo_kitti
[100%] Linking CXX executable ../Examples/Monocular/mono_euroc
../lib/libORB_SLAM2.so：对‘ompl::base::GenericParam::truthValueTo01Str(std::__cxx11::basic_string<char, std::char_traits, std::allocator > const&)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::RejectionInfSampler::RejectionInfSampler(std::shared_ptrompl::base::ProblemDefinition, unsigned int)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::ProblemDefinition::ProblemDefinition(std::shared_ptrompl::base::SpaceInformation const&)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::SpaceInformation::SpaceInformation(std::shared_ptrompl::base::StateSpace const&)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::OptimizationObjective::allocInformedStateSampler(std::shared_ptrompl::base::ProblemDefinition, unsigned int) const’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::Planner::Planner(std::shared_ptrompl::base::SpaceInformation const&, std::__cxx11::basic_string<char, std::char_traits, std::allocator > const&)’未定义的引用
collect2: error: ld returned 1 exit status
../lib/libORB_SLAM2.so：对‘ompl::base::GenericParam::truthValueTo01Str(std::__cxx11::basic_string<char, std::char_traits, std::allocator > const&)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::RejectionInfSampler::RejectionInfSampler(std::shared_ptrompl::base::ProblemDefinition, unsigned int)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::ProblemDefinition::ProblemDefinition(std::shared_ptrompl::base::SpaceInformation const&)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::SpaceInformation::SpaceInformation(std::shared_ptrompl::base::StateSpace const&)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::OptimizationObjective::allocInformedStateSampler(std::shared_ptrompl::base::ProblemDefinition, unsigned int) const’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::Planner::Planner(std::shared_ptrompl::base::SpaceInformation const&, std::__cxx11::basic_string<char, std::char_traits, std::allocator > const&)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base:collect2: error: ld returned 1 exit status
:GenericParam::truthValueTo01Str(std::__cxx11::basic_string<char, std::char_traits, std::allocator > const&)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::RejectionInfSampler::RejectionInfSampler(std::shared_ptrompl::base::ProblemDefinition, unsigned int)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::ProblemDefinition::ProblemDefinition(std::shared_ptrompl::base::SpaceInformation const&)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::SpaceInformation::SpaceInformation(std::shared_ptrompl::base::StateSpace const&)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::OptimizationObjective::allocInformedStateSampler(std::shared_ptrompl::base::ProblemDefinition, unsigned int) const’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::Planner::Planner(std::shared_ptrompl::base::SpaceInformation const&, std::__cxx11::basic_string<char, std::char_traits, std::allocator > const&)’未定义的引用
collect2: error: ld returned 1 exit status
../lib/libORB_SLAM2.so：对‘ompl::base::GenericParam::truthValueTo01Str(std::__cxx11::basic_string<char, std::char_traits, std::allocator > const&)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::RejectionInfSampler::RejectionInfSampler(std::shared_ptrompl::base::ProblemDefinition, unsigned int)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::ProblemDefinition::ProblemDefinition(std::shared_ptrompl::base::SpaceInformation const&)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::SpaceInformation::SpaceInformation(std::shared_ptrompl::base::StateSpace const&)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::OptimizationObjective::allocInformedStateSampler(std::shared_ptrompl::base::ProblemDefinition, unsigned int) const’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::Planner::Planner(std::shared_ptrompl::base::SpaceInformation const&, std::__cxx11::basic_string<char, std::char_traits, std::allocator > const&)’未定义的引用
collect2: error: ld returned 1 exit status
../lib/libORB_SLAM2.so：对‘ompl::base::GenericParam::truthValueTo01Str(std::__cxx11::basic_string<char, std::char_traits, std::allocator > const&)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::RejectionInfSampler::RejectionInfSampler(std::shared_ptrompl::base::ProblemDefinition, unsigned int)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::ProblemDefinition::ProblemDefinition(std::shared_ptrompl::base::SpaceInformation const&)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::SpaceInformation::SpaceInformation(std::shared_ptrompl::base::StateSpace const&)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::OptimizationObjective::allocInformedStateSampler(std::shared_ptrompl::base::ProblemDefinition, unsigned int) const’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::Planner::Planner(std::shared_ptrompl::base::SpaceInformation const&, std::__cxx11::basic_string<char, std::char_traits, std::allocator > const&)’未定义的引用
collect2: error: ld returned 1 exit status
../lib/libORB_SLAM2.so：对‘ompl::base::GenericParam::truthValueTo01Str(std::__cxx11::basic_string<char, std::char_traits, std::allocator > const&)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::RejectionInfSampler::RejectionInfSampler(std::shared_ptrompl::base::ProblemDefinition, unsigned int)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::ProblemDefinition::ProblemDefinition(std::shared_ptrompl::base::SpaceInformation const&)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::SpaceInformation::SpaceInformation(std::shared_ptrompl::base::StateSpace const&)’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::OptimizationObjective::allocInformedStateSampler(std::shared_ptrompl::base::ProblemDefinition, unsigned int) const’未定义的引用
../lib/libORB_SLAM2.so：对‘ompl::base::Planner::Planner(std::shared_ptrompl::base::SpaceInformation const&, std::__cxx11::basic_string<char, std::char_traits, std::allocator > const&)’未定义的引用
collect2: error: ld returned 1 exit status
CMakeFiles/mono_tum.dir/build.make:174: recipe for target '../Examples/Monocular/mono_tum' failed
make[2]: *** [../Examples/Monocular/mono_tum] Error 1
CMakeFiles/stereo_kitti.dir/build.make:174: recipe for target '../Examples/Stereo/stereo_kitti' failed
make[2]: *** [../Examples/Stereo/stereo_kitti] Error 1
CMakeFiles/stereo_euroc.dir/build.make:174: recipe for target '../Examples/Stereo/stereo_euroc' failed
CMakeFiles/mono_kitti.dir/build.make:174: recipe for target '../Examples/Monocular/mono_kitti' failed
CMakeFiles/mono_euroc.dir/build.make:174: recipe for target '../Examples/Monocular/mono_euroc' failed
CMakeFiles/rgbd_tum.dir/build.make:174: recipe for target '../Examples/RGB-D/rgbd_tum' failed
make[2]: *** [../Examples/Stereo/stereo_euroc] Error 1
make[2]: *** [../Examples/Monocular/mono_kitti] Error 1
make[2]: *** [../Examples/Monocular/mono_euroc] Error 1
make[2]: *** [../Examples/RGB-D/rgbd_tum] Error 1
CMakeFiles/Makefile2:326: recipe for target 'CMakeFiles/mono_tum.dir/all' failed
make[1]: *** [CMakeFiles/mono_tum.dir/all] Error 2
make[1]: *** 正在等待未完成的任务....
CMakeFiles/Makefile2:215: recipe for target 'CMakeFiles/stereo_kitti.dir/all' failed
make[1]: *** [CMakeFiles/stereo_kitti.dir/all] Error 2
CMakeFiles/Makefile2:178: recipe for target 'CMakeFiles/mono_kitti.dir/all' failed
make[1]: *** [CMakeFiles/mono_kitti.dir/all] Error 2
CMakeFiles/Makefile2:141: recipe for target 'CMakeFiles/rgbd_tum.dir/all' failed
make[1]: *** [CMakeFiles/rgbd_tum.dir/all] Error 2
CMakeFiles/Makefile2:104: recipe for target 'CMakeFiles/mono_euroc.dir/all' failed
make[1]: *** [CMakeFiles/mono_euroc.dir/all] Error 2
CMakeFiles/Makefile2:252: recipe for target 'CMakeFiles/stereo_euroc.dir/all' failed
make[1]: *** [CMakeFiles/stereo_euroc.dir/all] Error 2
Makefile:83: recipe for target 'all' failed
make: *** [all] Error 2

[AONIJIANG]

I have the same build error. Have you solved the problem?