`rviz2` cannot show image and output error msg.

[ZhenshengLee]

Env

• Ubuntu 20.04.02 LTS
• GCC 9.3.0
• ros2 foxy
• logitech usb camera

Observed

ros2 run v4l2_camera v4l2_camera_node

rviz2

# add camera or image topic to subscriber

>>> [rcutils|error_handling.c:108] rcutils_set_error_state()
This error state is being overwritten:

  'Handle's typesupport identifier (rosidl_typesupport_c) is not supported by this library
, at /tmp/binarydeb/ros-foxy-rosidl-typesupport-c-1.0.2/src/type_support_dispatch.hpp:116'

with this new error message:

  'failed to attach guard condition, at /home/zs/zs_ws/ga_ros2/ga_deps/rmw_iceoryx/rmw_iceoryx_cpp/src/rmw_wait.cpp:82'

Expected

rviz run without error and display image normally.

Comment

it is OK with ros2 run rqt_image_view rqt_image_view

Originally posted by @ZhenshengLee in #42 (comment)