Make sure steering joints exist before updating velocity / odometry in AckermannSteering plugin #2521
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🦟 Bug fix
Fixes #2507
Summary
Don't update if joints are not found. This prevents a crash found in #2507.
The user should see warning msgs like:
Checklist
codecheckpassed (See contributing)Note to maintainers: Remember to use Squash-Merge and edit the commit message to match the pull request summary while retaining
Signed-off-bymessages.