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Got it: Needed to clone the msgs into the same src dir as the examples: $ tree -L 4 . ├── create3ros │   ├── create3_examples_ws │   │   └── src │   │   ├── create3_examples │   │   └── irobot_create_msgs and the build proceeds and succeeds after 16min 31s.


Behavior like this suggests that your odometry is not being computed properly when the vehicle turns. It's hard to tell but the model appears to have rotated about 90 degrees but the laser scans appear to have rotated close to 180 degrees comparatively. There may be an issue with your wheel radius or some similar setting. Alternatively there could be a sign ...

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