WARNING: unable to configure logging. No log files will be generated Checking log directory for disk usage. This may take awhile. Press Ctrl-C to interrupt Done checking log file disk usage. Usage is <1GB.

Resource not found: roslaunch The traceback for the exception was written to the log file Traceback (most recent call last): File "/usr/lib/python3/dist-packages/roslaunch/init.py", line 322, in main p.start() File "/usr/lib/python3/dist-packages/roslaunch/parent.py", line 277, in start self.startinfrastructure() File "/usr/lib/python3/dist-packages/roslaunch/parent.py", line 226, in startinfrastructure self.loadconfig() File "/usr/lib/python3/dist-packages/roslaunch/parent.py", line 137, in loadconfig self.config = roslaunch.config.loadconfigdefault(self.roslaunchfiles, self.port, File "/usr/lib/python3/dist-packages/roslaunch/config.py", line 447, in loadconfigdefault loadroscore(loader, config, verbose=verbose) File "/usr/lib/python3/dist-packages/roslaunch/config.py", line 92, in loadroscore froscore = getroscorefilename() File "/usr/lib/python3/dist-packages/roslaunch/config.py", line 84, in getroscorefilename return os.path.join(r.getpath('roslaunch'), 'resources', 'roscore.xml') File "/usr/lib/python3/dist-packages/rospkg/rospack.py", line 207, in getpath raise ResourceNotFound(name, rospaths=self.ros_paths) rospkg.common.ResourceNotFound: roslaunch

keep appears this even tho i followed some instruction