Hi Gonçalo,

I believe the problem is your ROS_PACKAGE_PATH, which is set to:

ROS_PACKAGE_PATH[/home/blazz/ros-tutorials/ros_pkg_tutorials:/home/blazz/ros-tutorials/ros_tutorials:]

It also needs to include /home/blazz/ros/stacks

hope this helps,
Ken


2010/5/11 Gonçalo Cabrita <goncabrita@gmail.com>

> Hi everyone!
>
> I've just started with ROS.
>
> I installed ROS on Ubuntu 10.4 following the tutorial on the website. I
> installed boxturtle_base, after which I installed the tutorials.
>
> When I started doing the tutorials I ran into some problems. At the 3rd
> tutorial, when I try to install turtle_teleop I get the following:
>
> $ rosdep install turtle_teleop
> Failed to find stack for package [joy]
> Failed to load rosdep.yaml for package [joy]:Cannot locate installation of
> package joy: [rospack] couldn't find package [joy].
> ROS_ROOT[/home/blazz/ros/ros]
> ROS_PACKAGE_PATH[/home/blazz/ros-tutorials/ros_pkg_tutorials:/home/blazz/ros-tutorials/ros_tutorials:]
> Failed to find stack for package [spacenav_node]
> Failed to load rosdep.yaml for package [spacenav_node]:Cannot locate
> installation of package spacenav_node: [rospack] couldn't find package
> [spacenav_node]. ROS_ROOT[/home/blazz/ros/ros]
> ROS_PACKAGE_PATH[/home/blazz/ros-tutorials/ros_pkg_tutorials:/home/blazz/ros-tutorials/ros_tutorials:]
> Failed to find stack for package [ps3joy]
> Failed to load rosdep.yaml for package [ps3joy]:Cannot locate installation
> of package ps3joy: [rospack] couldn't find package [ps3joy].
> ROS_ROOT[/home/blazz/ros/ros]
> ROS_PACKAGE_PATH[/home/blazz/ros-tutorials/ros_pkg_tutorials:/home/blazz/ros-tutorials/ros_tutorials:]
> Failed to find stack for package [wiimote]
> Failed to load rosdep.yaml for package [wiimote]:Cannot locate installation
> of package wiimote: [rospack] couldn't find package [wiimote].
> ROS_ROOT[/home/blazz/ros/ros]
> ROS_PACKAGE_PATH[/home/blazz/ros-tutorials/ros_pkg_tutorials:/home/blazz/ros-tutorials/ros_tutorials:]
> [rosstack] couldn't find dependency [joystick_drivers] of
> [ros_pkg_tutorials]
> [rosstack] missing dependency
> executing this script:
>  set -o errexit
> #No Packages to install
>
> So it seems I'm missing the drivers on the joystick_drivers stack. I look
> for it and it seems to be missing:
>
> $ rosstack find joystick_drivers
> [rosstack] couldn't find stack joystick_drivers
>
> However when I go to the ros folder I have it under stacks:
>
> blazz@blazz-ros:~/ros$ ls
> ros  setup.sh  stacks  this.rosinstall
> blazz@blazz-ros:~/ros$ cd stacks/
> camera_drivers/       driver_common/        imu_drivers/
>  navigation/           simulator_stage/      visualization/
> common/               geometry/             joystick_drivers/
> physics_ode/          slam_gmapping/        visualization_common/
> common_msgs/          image_common/         laser_drivers/
>  robot_model/          sound_drivers/
> diagnostics/          image_pipeline/       laser_pipeline/
> simulator_gazebo/     vision_opencv/
>
> What am I missing here?
>
> Thanks for the help.
>
> Gonçalo Cabrita
> ISR - University of Coimbra
> Portugal
>
>
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