Hi , when i try installing packages i get those errors [closed]

asked 2021-07-06 08:09:19 -0600

Mimmo gravatar image

updated 2021-07-06 10:12:50 -0600

gvdhoorn gravatar image

straight dump of the error message:

Err:5 http://packages.ros.org/ros/ubuntu bionic InRelease      
  The following signatures were invalid: EXPKEYSIG F42ED6FBAB17C654 Open Robotics <info@osrfoundation.org>

W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://packages.ros.org/ros/ubuntu bionic InRelease: The following signatures were invalid: EXPKEYSIG F42ED6FBAB17C654 Open Robotics <info@osrfoundation.org>

W: Failed to fetch http://packages.ros.org/ros/ubuntu/dists/bionic/InRelease  The following signatures were invalid: EXPKEYSIG F42ED6FBAB17C654 Open Robotics <info@osrfoundation.org>
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Closed for the following reason duplicate question by gvdhoorn
close date 2021-07-06 10:12:20.086456

Comments

Surfing the internet i found a fix in this guide , hope it can help others.

Mimmo gravatar image Mimmo  ( 2021-07-06 08:15:42 -0600 )edit

This is a duplicate of #q379190.

That Q&A also has an accepted answer.

gvdhoorn gravatar image gvdhoorn  ( 2021-07-06 10:12:00 -0600 )edit