按照古月学院的课程，报如下错误

~/xf_ws$ rosrun xfei_robot iat_publish_speak [rosrun] Couldn't find executable named iat_publish_speak below /home/ubuntu18.04/catkin_ws/src/xfei_robot 这个要怎么解决
已在cmakelists文件添加了可执行文件那句话，appid还有xfei_robot/VoiceOut的目录，也是下载了自己的SDK文件，替换了src