我先运行了navigation.launch,然后运行rosrun wheeltec_arm_six wheeltec_arm_six，会报错“terminate called after throwing an instance of 'serial::SerialException'what(): SerialException device reports readiness to read but returned no data (device disconnected?) failed.
”， 请问一下在打开导航后可以同时打开机械臂吗？
发表于 2022-4-29 09:37:33