[ros-users] missing libgazebo_ros_time.so

John Hsu johnhsu at willowgarage.com
Thu May 13 20:06:22 UTC 2010 

On Thu, May 13, 2010 at 11:02 AM, Amy Ng <amyntt at gmail.com> wrote:

> Hi thanks guys
>
> it works! :D but i have a few questions
>
> when i tried to run the .patch as patch < pr2_controllers.patch at
> ros/stacks/pr2_controllers/
> it said the patch output only garbage
> at then end i need to manually edit every file
>
> was i doing anything wrong?
>

(roscd pr2_controllers; patch -p0 -N < pr2_controllers.patch;)


>
> and
>
> I got the empty world launched
>
> and in the tutorial it said then add a table by typing
>
> roslaunch gazebo_worlds table.launch
>
> just wondering where do i type this in?
>
>
any console with ROS environment variables setup should work.

i tried in the console but nothing happened...
>
>
Does the command just hang indefinitely?

typical response to the script looks like this:


> roslaunch gazebo_worlds table.launch
... logging to
/u/johnhsu/.ros/log/8e374d24-5eca-11df-b923-00301b81c2e5/roslaunch-akb-5966.log

started roslaunch server http://akb:48466/

SUMMARY
========

PARAMETERS
 * /table_description

NODES
  /
    spawn_table (gazebo_tools/gazebo_model)

ROS_MASTER_URI=http://akb:11311/

core service [/rosout] found
process[spawn_table-1]: started with pid [5985]
[ INFO] [33.788000000]: gazebo_model: waiting for gazebo factory, usually
launched by 'roslaunch `rospack find
gazebo_worlds`/launch/empty_world.launch'
[spawn_table-1] process has finished cleanly.
log file:
/u/johnhsu/.ros/log/8e374d24-5eca-11df-b923-00301b81c2e5/spawn_table-1*.log
all processes on machine have died, roslaunch will exit
shutting down processing monitor...
... shutting down processing monitor complete
done




> any advice for a newbie like me?
>
> thanks soooo much, I have spent 2 weeks trying to get gazebo to work and this is the first time i see it running!
>
> thanks again :D
>
>
>
> amy
>
>
>
>
>
>
> On Fri, May 14, 2010 at 3:26 AM, Joachim Bean <joachimbean at gmail.com>wrote:
>
>> Once you apply the patches, ROS works mostly fine on 10.04
>>
>> -- Joachim
>>
>> On May 13, 2010, at 12:52 PM, John Hsu wrote:
>>
>> looks like you're on lucid.  You'll need to apply patches here<https://code.ros.org/trac/wg-ros-pkg/ticket/4271>or switch to svn trunk/1.0 branch for stacks pr2_controllers and
>> pr2_mechanism, or wait for the next release of these stacks.
>> John
>>
>> On Thu, May 13, 2010 at 9:40 AM, Amy Ng <amyntt at gmail.com> wrote:
>>
>>> hi
>>>
>>> it has an error at rosmake 80 of 91
>>>
>>> [100%] Building CXX object
>>> CMakeFiles/pr2_gripper_action.dir/src/pr2_gripper_action.o
>>>   Linking CXX executable ../bin/pr2_gripper_action
>>>
>>> /home/tingting/ros/stacks/pr2_controllers/robot_mechanism_controllers/lib/librobot_mechanism_controllers.so:
>>> undefined reference to
>>> `boost::condition_variable::wait(boost::unique_lock<boost::mutex>&)'
>>>
>>> /home/tingting/ros/stacks/pr2_controllers/robot_mechanism_controllers/lib/librobot_mechanism_controllers.so:
>>> undefined reference to `boost::condition_variable::notify_one()'
>>>   collect2: ld returned 1 exit status
>>>   make[3]: *** [../bin/pr2_gripper_action] Error 1
>>>   make[3]: Leaving directory
>>> `/home/tingting/ros/stacks/pr2_controllers/pr2_gripper_action/build'
>>>   make[2]: *** [CMakeFiles/pr2_gripper_action.dir/all] Error 2
>>>   make[2]: Leaving directory
>>> `/home/tingting/ros/stacks/pr2_controllers/pr2_gripper_action/build'
>>>   make[1]: *** [all] Error 2
>>>   make[1]: Leaving directory
>>> `/home/tingting/ros/stacks/pr2_controllers/pr2_gripper_action/build'
>>>
>>> am i missing a particular boost library?
>>>
>>> Thanks
>>>
>>>
>>> On Thu, May 13, 2010 at 10:27 AM, John Hsu <johnhsu at willowgarage.com>wrote:
>>>
>>>> Can you post the outputs of
>>>>
>>>> rosmake pr2_gazebo
>>>>
>>>> thanks,
>>>> John
>>>>
>>>>
>>>>
>>>> On Wed, May 12, 2010 at 5:25 PM, Amy Ng <amyntt at gmail.com> wrote:
>>>>
>>>>> Hi John,
>>>>>
>>>>> can I re install gazebo_plugins individually or do i have to re compile
>>>>> the whole thing?
>>>>>
>>>>> and i launch the world via the below command
>>>>>
>>>>> roslaunch gazebo_worlds empty_world.launch
>>>>>
>>>>> Thanks
>>>>>
>>>>> Amy
>>>>>
>>>>>
>>>>>
>>>>> On Thu, May 13, 2010 at 9:51 AM, John Hsu <johnhsu at willowgarage.com>wrote:
>>>>>
>>>>>> Hi Amy,
>>>>>> libgazebo_ros_time.so is in gazebo_plugins.  So most likely
>>>>>> gazebo_plugins did not compile correctly.  Also, can you point me to the
>>>>>> exact commands you used to bring up the world?
>>>>>> thanks,
>>>>>> John
>>>>>>
>>>>>> On Wed, May 12, 2010 at 3:31 PM, Amy Ng <amyntt at gmail.com> wrote:
>>>>>>
>>>>>>>  Hi everybody
>>>>>>>
>>>>>>> I am new here.
>>>>>>>
>>>>>>> I have just installed gazebo-tools and pr2-gazebo as per instructions
>>>>>>> on web site and when i tried to run empty world I got this error:
>>>>>>>
>>>>>>> ODE Message 2: inertia must be positive definite in dMassCheck() File
>>>>>>> mass.cpp Line 53
>>>>>>> Error Loading Gazebo
>>>>>>> /home/tingting/ros/stacks/simulator_gazebo/gazebo/gazebo-svn/server/Simulator.cc:240
>>>>>>> : Exception: Failed to load the World
>>>>>>> /home/tingting/ros/stacks/simulator_gazebo/gazebo/gazebo-svn/server/controllers/ControllerFactory.cc:116
>>>>>>> : Exception: Failed to load libgazebo_ros_time.so: file not found
>>>>>>>
>>>>>>>
>>>>>>> I have no idea where can i find libgazebo_ros_time.so and where
>>>>>>> should i put it
>>>>>>>
>>>>>>> any help will be great.
>>>>>>>
>>>>>>> thanks
>>>>>>>
>>>>>>> Amy
>>>>>>>
>>>>>>>
>>>>>>> _______________________________________________
>>>>>>> ros-users mailing list
>>>>>>> ros-users at code.ros.org
>>>>>>> https://code.ros.org/mailman/listinfo/ros-users
>>>>>>>
>>>>>>>
>>>>>>
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