try checking and unchecking tf in rviz(as suggested in my tutorial). that usually resolves such problems -- View this message in context: http://ros-users.122217.n3.nabble.com/Navigation-stack-and-stage-tp939323p946281.html Sent from the ROS-Users mailing list archive at Nabble.com. ------------------------------------------------------------------------------ This SF.net email is sponsored by Sprint What will you do first with EVO, the first 4G phone? Visit sprint.com/first -- http://p.sf.net/sfu/sprint-com-first _______________________________________________ ros-users mailing list ros-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/ros-users