ORB_SLAM3运行时的问题

执行./build.sh时出现CMakeFiles/ORB_SLAM3.dir/build.make:180 CMakeFiles/ORB_SLAM3.dir/src/KeyFrame.cc.o错误，但是成功编译。
执行rosrun ORB_SLAM3 Mono Vocabulary/ORBvoc.txt Examples/Monocular/EuRoC.yaml时报错[rosrun] Couldn't find executable named Mono below /home/rosnoetic/demo06_ws/src/