roslaunch: KeyError: 'file'
hello,
I got a ROS package, but when I type roslaunch arm_launch.launch
I got this error and don't know how to deal with it ...
pi@raspberrypi:~/catkin_ws $ roslaunch launch/arm_launch.launch
logging to /home/pi/.ros/log/d94a9972-1009-11ec-a551-c5d9d944afff/roslaunch-raspberrypi-1202.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.
Traceback (most recent call last):
File "/opt/ros/noetic/lib/python3/dist-packages/roslaunch/__init__.py", line 347, in main
p.start()
File "/opt/ros/noetic/lib/python3/dist-packages/roslaunch/parent.py", line 305, in start
self._start_infrastructure()
File "/opt/ros/noetic/lib/python3/dist-packages/roslaunch/parent.py", line 254, in _start_infrastructure
self._load_config()
File "/opt/ros/noetic/lib/python3/dist-packages/roslaunch/parent.py", line 157, in _load_config
roslaunch_strs=self.roslaunch_strs, verbose=self.verbose)
File "/opt/ros/noetic/lib/python3/dist-packages/roslaunch/config.py", line 461, in load_config_default
loader.load(f, config, argv=args, verbose=verbose)
File "/opt/ros/noetic/lib/python3/dist-packages/roslaunch/xmlloader.py", line 761, in load
self._load_launch(launch, ros_config, is_core=core, filename=filename, argv=argv, verbose=verbose)
File "/opt/ros/noetic/lib/python3/dist-packages/roslaunch/xmlloader.py", line 733, in _load_launch
self._recurse_load(ros_config, launch.childNodes, self.root_context, None, is_core, verbose)
File "/opt/ros/noetic/lib/python3/dist-packages/roslaunch/xmlloader.py", line 699, in _recurse_load
val = self._include_tag(tag, context, ros_config, default_machine, is_core, verbose)
File "/opt/ros/noetic/lib/python3/dist-packages/roslaunch/xmlloader.py", line 96, in call
return f(*args, **kwds)
File "/opt/ros/noetic/lib/python3/dist-packages/roslaunch/xmlloader.py", line 596, in _include_tag
inc_filename = self.resolve_args(tag.attributes['file'].value, context)
File "/usr/lib/python3.7/xml/dom/minidom.py", line 552, in __getitem__
return self._attrs[attname_or_tuple]
KeyError: 'file'
My launch file, arm_launch.launch look like that :
<launch>
<include name="$(find braccio_controller)/launch.launch"/>
<include name="$(find detection)/launch.launch"/>
</launch>
If you need anything else let me know, Thanks.