hallo, i just installed ros on my ubuntu 10.04 netbook version. when i tried "rospack find roscpp" i got an error message [rospack] Unable to create temporary cache file /home/waxwings/.ros/.rospack_cache.jmdWZ9: Permission denied /home/waxwings/ros/ros/core/roscpp is this a problem? Regards yimei -- View this message in context: http://ros-users.122217.n3.nabble.com/error-massage-with-rospack-tp1406092p1406092.html Sent from the ROS-Users mailing list archive at Nabble.com.