Run rxgraph to see what is going on: the Hokuyo laser needs to publish its scans to the same topic AMCL is listening. If needed, you can remap the /scan topic in amcl.launch. You may be interested in this related question.
Run rxgraph rxgraph to see what is going on: the Hokuyo laser needs to publish its scans to the same topic AMCL is listening. If needed, you can remap the /scan topic in amcl.launch. You may be interested in this related question.