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cs:ros:start [2016/08/23 13:28] James Irwin [Errors and Known Solutions] |
cs:ros:start [2016/09/09 17:27] James Irwin |
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| ====== ROS ====== | ====== ROS ====== | ||
| + | We use ROS as our communication framework to allow different processes to talk with each other. | ||
| - | ===== Installation ===== | + | === Learning ROS === |
| + | The [[http://wiki.ros.org/ROS/Tutorials|official ROS tutorials]] are very comprehensive, however I found the way they present ROS to a beginner results in a very steep learning curve. [[cs:ros:tutorials:start|Here is our own set of tutorials]], which are a work in progress. | ||
| - | For Ubuntu 14.04, you can just follow the normal [[ros>indigo/Installation/Ubuntu|ROS installation instructions]]. For Linux Mint 17.x, the instructions are mostly the same, here are the steps: | ||
| - | Follow instructions at: http://insane-on-linux.blogspot.com/2014/10/installing-ros-indigo-on-mint-17.html | + | === Issues === |
| - | + | Check out this page for common errors and fixes: [[:cs:ros:errors:|common errors and fixes]] | |
| - | + | ||
| - | ===== Errors and Known Solutions ===== | + | |
| - | If you get the following error: | + | |
| - | <code>ImportError: "from catkin_pkg.package import parse_package" failed: No module named catkin_pkg.package</code> | + | |
| - | + | ||
| - | Make sure that you have installed "catkin_pkg", it is up to date and on the PYTHONPATH: | + | |
| - | <code bash> | + | |
| - | $ pip install catkin_pkg | + | |
| - | </code> | + | |
| - | ---- | + | |
| - | Error: | + | |
| - | <code>ImportError: No module named rospkg</code> | + | |
| - | Fix: | + | |
| - | <code bash> | + | |
| - | $ apt-get install python-rospkg | + | |
| - | $ export PYTHONPATH=$PYTHONPATH:/usr/lib/python2.7/dist-packages | + | |
| - | </code> | + | |
| - | This is kinda a hack, haven't bothered to figure out how to properly install python-rospkg to the proper python location for indigo | + | |
| - | + | ||
| - | ---- | + | |
| - | + | ||
| - | If you get this error: | + | |
| - | <code>ERROR: the following packages/stacks could not have their rosdep keys resolved to system dependencies: ardrone_autonomy: Unsupported OS [mint] </code> | + | |
| - | + | ||
| - | when running any rosdep command, add the flag ''--os=ubuntu:trusty'' to the command. | + | |
