tianbotmini小车启动底盘驱动文件后跳出这段代码
tianbot@ros2go:~$ roslaunch tianbot_mini bringup.launch
... logging to /home/tianbot/.ros/log/555d7182-bd63-11eb-b376-04d3b00bb63e/roslaunch-ros2go-11065.log
Checking log directory for disk usage. This may take a while.
Press Ctrl-C to interrupt
Done checking log file disk usage. Usage is <1GB.
started roslaunch server http://ros2go:39505/
SUMMARY
========
PARAMETERS
* /robot_description: <?xml version="1....
* /rosdistro: melodic
* /rosversion: 1.14.10
* /use_gui: False
NODES
/
joint_state_publisher (joint_state_publisher/joint_state_publisher)
robot_state_publisher (robot_state_publisher/robot_state_publisher)
tbm_base_link_to_urdf_base_link (tf/static_transform_publisher)
tianbot_mini (rosserial_server/socket_node)
ROS_MASTER_URI=http://localhost:11311
process[tianbot_mini-1]: started with pid [11091]
process[tbm_base_link_to_urdf_base_link-2]: started with pid [11097]
process[joint_state_publisher-3]: started with pid [11098]
process[robot_state_publisher-4]: started with pid [11099]
[ WARN] [1621952044.333200706]: The root link base_link has an inertia specified in the URDF, but KDL does not support a root link with an inertia. As a workaround, you can add an extra dummy link to your URDF.
Exception AttributeError: "'module' object has no attribute 'argv'" in <module 'threading' from '/usr/lib/python2.7/threading.pyc'> ignored
[ WARN] [1621952044.527767135]: Unable to look up message: Unable to import message module tf.
[ WARN] [1621952044.527818767]: Advertising on topic [/tf] with an empty message definition. Some tools (e.g. rosbag) may not work correctly.
[tianbot_mini-1] process has died [pid 11091, exit code -11, cmd /home/tianbot/tianbot_mini_ws/devel/lib/rosserial_server/socket_node __name:=tianbot_mini __log:=/home/tianbot/.ros/log/555d7182-bd63-11eb-b376-04d3b00bb63e/tianbot_mini-1.log].
log file: /home/tianbot/.ros/log/555d7182-bd63-11eb-b376-04d3b00bb63e/tianbot_mini-1*.log
随后查看话题发现并没有启动底盘驱动程序
otianbot@ros2go:~$ rostopic list
/joint_states
/rosout
/rosout_agg
/tf
/tf_static
请问博主最后怎样解决的这个问题，我现在也遇到了同样的问题