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$ rosrun rqt_tf_tree rqt_tf_tree
Traceback (most recent call last):
File "/opt/ros/melodic/lib/rqt_tf_tree/rqt_tf_tree", line 5, in
from rqt_gui.main import Main
File "/opt/ros/melodic/lib/python2.7/dist-packages/rqt_gui/main.py", line 38, in
import rospy
File "/opt/ros/melodic/lib/python2.7/dist-packages/rospy/init.py", line 49, in
from .client import spin, myargv, init_node,
File "/opt/ros/melodic/lib/python2.7/dist-packages/rospy/client.py", line 52, in
import roslib
File "/opt/ros/melodic/lib/python2.7/dist-packages/roslib/init.py", line 50, in
from roslib.launcher import load_manifest
File "/opt/ros/melodic/lib/python2.7/dist-packages/roslib/launcher.py", line 42, in
import rospkg
ModuleNotFoundError: No module named 'rospkg'
The text was updated successfully, but these errors were encountered:
ros_setup_scripts_Ubuntu18.04_desktopをつかってPCにROSをインストール後
13.3.2章の以下のコマンドを打つとエラーになりました。
原因がわかれば教えていただけますでしょうか。
$ rosrun rqt_tf_tree rqt_tf_tree
Traceback (most recent call last):
File "/opt/ros/melodic/lib/rqt_tf_tree/rqt_tf_tree", line 5, in
from rqt_gui.main import Main
File "/opt/ros/melodic/lib/python2.7/dist-packages/rqt_gui/main.py", line 38, in
import rospy
File "/opt/ros/melodic/lib/python2.7/dist-packages/rospy/init.py", line 49, in
from .client import spin, myargv, init_node,
File "/opt/ros/melodic/lib/python2.7/dist-packages/rospy/client.py", line 52, in
import roslib
File "/opt/ros/melodic/lib/python2.7/dist-packages/roslib/init.py", line 50, in
from roslib.launcher import load_manifest
File "/opt/ros/melodic/lib/python2.7/dist-packages/roslib/launcher.py", line 42, in
import rospkg
ModuleNotFoundError: No module named 'rospkg'
The text was updated successfully, but these errors were encountered: