undefined reference in Catkin_Make [closed]

CMakeFiles/test_four_transform_iiwa_pose_grasp.dir/src/test_four_transform_iiwa_pose_grasp.cpp.o: In function main': test_four_transform_iiwa_pose_grasp.cpp:(.text+0xde5): undefined reference to iiwa_ros::iiwaRos::iiwaRos()' test_four_transform_iiwa_pose_grasp.cpp:(.text+0xdf4): undefined reference to iiwa_ros::iiwaRos::init()' test_four_transform_iiwa_pose_grasp.cpp:(.text+0xece): undefined reference to iiwa_ros::iiwaRos::getRobotIsConnected()' test_four_transform_iiwa_pose_grasp.cpp:(.text+0xfde): undefined reference to iiwa_ros::iiwaRos::setCartesianPose(geometry_msgs::PoseStamped_<std::allocator<void> > const&)' test_four_transform_iiwa_pose_grasp.cpp:(.text+0x103c): undefined reference to iiwa_ros::iiwaRos::setCartesianPose(geometry_msgs::PoseStamped_std::allocator<void > const&)' test_four_transform_iiwa_pose_grasp.cpp:(.text+0x43d9): undefined reference to iiwa_ros::iiwaRos::getRobotIsConnected()' test_four_transform_iiwa_pose_grasp.cpp:(.text+0x44e9): undefined reference to iiwa_ros::iiwaRos::setCartesianPose(geometry_msgs::PoseStamped_std::allocator<void > const&)' test_four_transform_iiwa_pose_grasp.cpp:(.text+0x456b): undefined reference to iiwa_ros::iiwaRos::setCartesianPose(geometry_msgs::PoseStamped_<std::allocator<void> > const&)' test_four_transform_iiwa_pose_grasp.cpp:(.text+0x4873): undefined reference to iiwa_ros::iiwaRos::getRobotIsConnected()' test_four_transform_iiwa_pose_grasp.cpp:(.text+0x4983): undefined reference to iiwa_ros::iiwaRos::setCartesianPose(geometry_msgs::PoseStamped_<std::allocator<void> > const&)' test_four_transform_iiwa_pose_grasp.cpp:(.text+0x4a01): undefined reference to iiwa_ros::iiwaRos::setCartesianPose(geometry_msgs::PoseStamped_std::allocator<void > const&)' test_four_transform_iiwa_pose_grasp.cpp:(.text+0x4cc7): undefined reference to iiwa_ros::iiwaRos::getRobotIsConnected()' test_four_transform_iiwa_pose_grasp.cpp:(.text+0x4d77): undefined reference to iiwa_ros::iiwaRos::setCartesianPose(geometry_msgs::PoseStamped_std::allocator<void > const&)' test_four_transform_iiwa_pose_grasp.cpp:(.text+0x4df5): undefined reference to iiwa_ros::iiwaRos::setCartesianPose(geometry_msgs::PoseStamped_<std::allocator<void> > const&)' test_four_transform_iiwa_pose_grasp.cpp:(.text+0x50bb): undefined reference to iiwa_ros::iiwaRos::getRobotIsConnected()' test_four_transform_iiwa_pose_grasp.cpp:(.text+0x516b): undefined reference to iiwa_ros::iiwaRos::setCartesianPose(geometry_msgs::PoseStamped_<std::allocator<void> > const&)' test_four_transform_iiwa_pose_grasp.cpp:(.text+0x51e9): undefined reference to iiwa_ros::iiwaRos::setCartesianPose(geometry_msgs::PoseStamped_std::allocator<void > const&)' CMakeFiles/test_four_transform_iiwa_pose_grasp.dir/src/test_four_transform_iiwa_pose_grasp.cpp.o: In function iiwa_ros::SmartServoService::~SmartServoService()': test_four_transform_iiwa_pose_grasp.cpp:(.text._ZN8iiwa_ros17SmartServoServiceD2Ev[_ZN8iiwa_ros17SmartServoServiceD5Ev]+0xf): undefined reference to vtable for iiwa_ros::SmartServoService' CMakeFiles/test_four_transform_iiwa_pose_grasp.dir/src/test_four_transform_iiwa_pose_grasp.cpp.o: In function iiwa_ros::PathParametersService::~PathParametersService()': test_four_transform_iiwa_pose_grasp.cpp:(.text._ZN8iiwa_ros21PathParametersServiceD2Ev[_ZN8iiwa_ros21PathParametersServiceD5Ev]+0xf): undefined reference to vtable for iiwa_ros::PathParametersService' CMakeFiles/test_four_transform_iiwa_pose_grasp.dir/src/test_four_transform_iiwa_pose_grasp.cpp.o: In function iiwa_ros::TimeToDestinationService::~TimeToDestinationService()': test_four_transform_iiwa_pose_grasp.cpp:(.text._ZN8iiwa_ros24TimeToDestinationServiceD2Ev[_ZN8iiwa_ros24TimeToDestinationServiceD5Ev]+0xf): undefined reference to vtable for iiwa_ros::TimeToDestinationService' collect2: error: ld returned 1 exit status Kuka_iiwa_3D_vision_pick_and_place/my_pcl_tutorial/CMakeFiles/test_four_transform_iiwa_pose_grasp.dir/build.make:867: recipe for target '/home/sazzath/catkin_ws/devel/lib/my_pcl_tutorial/test_four_transform_iiwa_pose_grasp' failed make[2]: *** [/home/sazzath/catkin_ws/devel/lib/my_pcl_tutorial/test_four_transform_iiwa_pose_grasp] Error 1 CMakeFiles/Makefile2:15009: recipe for target 'Kuka_iiwa_3D_vision_pick_and_place/my_pcl_tutorial/CMakeFiles/test_four_transform_iiwa_pose_grasp.dir/all' failed make[1]: *** [Kuka_iiwa_3D_vision_pick_and_place/my_pcl_tutorial/CMakeFiles/test_four_transform_iiwa_pose_grasp.dir/all] Error 2 make[1]: *** Waiting for unfinished jobs....