trajectory saving problem

when i do bellow tutorial to create hector_slam map with trajectory ,bellow error caused but i can see online map on rviz without any problem and with trajectory, but when i try to save map with hector_geotiff ,map saved without trajectory, what's problem? [ERROR] [1392637719.233332009]: Trajectory Server: Transform from /map to scanmatcher_frame failed: Frame id /map does not exist! Frames (1): [ERROR] [1392637719.467775930]: Trajectory Server: Transform from /map to scanmatcher_frame failed: Frame id /map does not exist! Frames (3): Frame /laser exists with parent /base_link. Frame /base_link exists with parent NO_PARENT. slam.launch ros hector_mapping.launch geotiff_mapper.launch in this file was modified only thing is the path where you save the geotiff generated in this case / home / viki / Desktop / maps and is run as follows $ roscore $ sudo chmod a+rw /dev/ttyACM0 $ rosrun hokuyo_node hokuyo_node $ uprobotics slam.launch this is output of `rosservice call trajectory`: header: seq: 0 stamp: secs: 1392735924 nsecs: 220875750 frame_id: /map pose: position: x: 0.0281494148076 y: -0.153469845653 z: 0.0 orientation: x: 0.0 y: 0.0 z: -0.124254979005 w: 0.992250321337 and this is out put of `rostopic echo trajectory`: header: seq: 0 stamp: secs: 1392735923 nsecs: 969870750 frame_id: /map pose: position: x: 0.0127319339663 y: -0.167738348246 z: 0.0 orientation: x: 0.0 y: 0.0 z: -0.123253038025 w: 0.992375276102