Unable to run `rqt_image_view`

[takeyamayuki]

Hi, Thank you for the great project!

When I try to run rqt_image_view under the following environment, I was unable to run rqt_iamge_view with following message. How can I deal with this issue?

environment

• Ubuntu 20.04
• ROS2 Foxy

  $ sudo apt show ros-foxy-desktop
  Package: ros-foxy-desktop
  Version: 0.9.2-1focal.20221021.151608
  Priority: optional
  Section: misc
  Maintainer: Steven! Ragnarök <steven@openrobotics.org>
  Installed-Size: 44.0 kB
  Depends: ros-foxy-action-tutorials-cpp, ros-foxy-action-tutorials-interfaces, ros-foxy-action-tutorials-py, ros-foxy-angles, ros-foxy-composition, ros-foxy-demo-nodes-cpp, ros-foxy-demo-nodes-cpp-native, ros-foxy-demo-nodes-py, ros-foxy-depthimage-to-laserscan, ros-foxy-dummy-map-server, ros-foxy-dummy-robot-bringup, ros-foxy-dummy-sensors, ros-foxy-examples-rclcpp-minimal-action-client, ros-foxy-examples-rclcpp-minimal-action-server, ros-foxy-examples-rclcpp-minimal-client, ros-foxy-examples-rclcpp-minimal-composition, ros-foxy-examples-rclcpp-minimal-publisher, ros-foxy-examples-rclcpp-minimal-service, ros-foxy-examples-rclcpp-minimal-subscriber, ros-foxy-examples-rclcpp-minimal-timer, ros-foxy-examples-rclcpp-multithreaded-executor, ros-foxy-examples-rclpy-executors, ros-foxy-examples-rclpy-minimal-action-client, ros-foxy-examples-rclpy-minimal-action-server, ros-foxy-examples-rclpy-minimal-client, ros-foxy-examples-rclpy-minimal-publisher, ros-foxy-examples-rclpy-minimal-service, ros-foxy-examples-rclpy-minimal-subscriber, ros-foxy-image-tools, ros-foxy-intra-process-demo, ros-foxy-joy, ros-foxy-lifecycle, ros-foxy-logging-demo, ros-foxy-pcl-conversions, ros-foxy-pendulum-control, ros-foxy-pendulum-msgs, ros-foxy-quality-of-service-demo-cpp, ros-foxy-quality-of-service-demo-py, ros-foxy-ros-base, ros-foxy-rqt-common-plugins, ros-foxy-rviz-default-plugins, ros-foxy-rviz2, ros-foxy-teleop-twist-joy, ros-foxy-teleop-twist-keyboard, ros-foxy-tlsf, ros-foxy-tlsf-cpp, ros-foxy-topic-monitor, ros-foxy-turtlesim, ros-foxy-ros-workspace
  Download-Size: 6,200 B
  APT-Sources: http://packages.ros.org/ros2/ubuntu focal/main amd64 Packages
  Description: A package which extends 'ros_base' and includes high level packages like vizualization tools and demos.

• rqt_image_view

  $ sudo apt show ros-foxy-rqt-image-view
  Package: ros-foxy-rqt-image-view
  Version: 1.1.1-1focal.20221021.150913
  Priority: optional
  Section: misc
  Maintainer: Mabel Zhang <mabel@openrobotics.org>
  Installed-Size: 416 kB
  Depends: libc6 (>= 2.14), libgcc-s1 (>= 3.0), libopencv-core4.2 (>= 4.2.0+dfsg), libopencv-imgproc4.2 (>= 4.2.0+dfsg), libqt5core5a (>= 5.12.2), libqt5gui5 (>= 5.11.0~rc1) | libqt5gui5-gles (>= 5.11.0~rc1), libqt5widgets5 (>= 5.0.2), libstdc++6 (>= 9), ros-foxy-console-bridge-vendor, ros-foxy-cv-bridge, ros-foxy-geometry-msgs, ros-foxy-image-transport, ros-foxy-qt-gui-cpp, ros-foxy-rclcpp, ros-foxy-rqt-gui, ros-foxy-rqt-gui-cpp, ros-foxy-sensor-msgs, ros-foxy-ros-workspace
  Homepage: http://wiki.ros.org/rqt_image_view
  Download-Size: 164 kB
  APT-Manual-Installed: yes
  APT-Sources: http://packages.ros.org/ros2/ubuntu focal/main amd64 Packages
  Description: rqt_image_view provides a GUI plugin for displaying images using image_transport.

error

$ ros2 run rqt_image_view rqt_image_view
PluginManager._discover() using cached plugin discovery information

solution

I have tried the following as related error solutions, but with no improvement. https://github.com/ros-visualization/rqt_image_view/issues/38#issuecomment-955662207

Thank you.