Attention: Answers.ros.org is deprecated as of August the 11th, 2023. Please visit robotics.stackexchange.com to ask a new question. This site will remain online in read-only mode during the transition and into the foreseeable future. Selected questions and answers have been migrated, and redirects have been put in place to direct users to the corresponding questions on Robotics Stack Exchange. Additional details are available here.

Revision history [back]

You should do everything in the tutorials as non root user. If you use a root user when doing operations the files generated will be owned by root and other users will not have permissions to access those files. Which will give you Permission denied errors like above.

You should clear the workspace and do everything as a non root user.

ROS Answers is licensed under Creative Commons Attribution 3.0 Content on this site is licensed under a Creative Commons Attribution Share Alike 3.0 license.