http://wiki.ros.org/osm_cartography#viz_osm

3.32 Example Then, launch the visualization nodes error

hr@hr-B85M-DS3H-A:~$ roslaunch osmcartography vizosm.launch url:=package://osm_cartography/prc.osm ... logging to /home/hr/.ros/log/dbe2f8d2-1ea1-11eb-a834-408d5c94f61c/roslaunch-hr-B85M-DS3H-A-15646.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://hr-B85M-DS3H-A:41281/

SUMMARY

PARAMETERS * /rosdistro: dashing * /rosversion: 1.14.9 * /vizosm/mapurl: package://osm_car...

NODES / osmserver (osmcartography/osmserver) vizosm (osmcartography/vizosm)

ROSMASTERURI=http://localhost:11311

process[osmserver-1]: started with pid [15661], process[vizosm-2]: started with pid [15662], [ERROR] [1604499659.070318]: unable to read package://osm_cartography/prc.osm

what problem? Error