gzserver lookup error from libgazebo_ros_control.so file while using roslaunch
Hello, I am quite new to gazebo and ros, I am trying to launch a gazebo world and spawn a model along with control node using roslaunch. my launch file looks like this : When i tried to launch this...
View ArticleHow to fix this python's roslaunch API error?
I follow this [procedure](http://wiki.ros.org/roslaunch/API%20Usage) to execute roslaunch file with argument via python like this: # launch recording program uuid =...
View ArticleCan not launch a robot in gazebo using roslaunch command.
Hello, I am a beginner to ros and gazebo. I have been trying to roslaunch a world with a robot in it using world.launch using a command i.e. roslaunch spider_gazebo spider_world.launch When I do this...
View ArticleUnable to spawn model after roslaunch ing it
Hello. I have been working on a project where I had to develop a model in gazebo and then simulate it with a custom control plugin. I am using ROS-Kinetic. After creating the model and plugin, I...
View ArticleIs there any way to force roslaunch to use anonymized names without changing...
I know that changing the name attribute in the launch file to anon can solve this problem. But I was wondering if there is a way to force roslaunch to use anonymized names without changing the launch...
View ArticleUnable to roslaunch a robot and the specified world in gazebo.
I have been working on a project where I had developed a small robot in gazebo. I have been trying to control the robot with a custom python based ros plugin. When I tried to launch the file using the...
View Articlerosbag and parameters dump with unique timestamp in filename
Dear all, my problem is the following: I want to save a rosbag file and dump at the same time the content of the parameter server on a file. I want the file and the rosbag to have exactly the same time...
View ArticleError loading moveit rviz demo test
I built a roslaunch config file using the moveit setup assistant. When I attempt to run the package I receive the following: ... logging to...
View Articlerlexception: X is neither a launch file .. nor is Y a launch file name.
I created a moveit file using the setup assistant. It was a robot visualisation for the KUKA KR150. When I enter roslaunch kr150_moveit demo.launch to run the folder in RVIZ I get an error that reads:...
View Articleenv command doesn't work in block
Hi. I'm trying to setup logger level using custom argument in launch file. But it seems doesn't work. For example here is a code below, printing Hello World, without affecting login level. Outside this...
View ArticleProblem with ROS_ASSERT
I am running into the same problem as: https://answers.ros.org/question/216315/help-using-epos_hardware/ std::string serial_number_str; if(!config_nh_.getParam("serial_number", serial_number_str)) {...
View ArticleCan I use roslaunch to cobine two application (Cpp and python)?
Hello, Here I have two packages one is two single node package developed by Cpp (A) and another is a roslaunch package write by python (B) -- Now I have one idea that combine them together but need...
View ArticleHow to launch from a ros node?
What is the most efficient procedure to launch a ros launch from inside a node. I want the substitute to roslaunch which only supports python not C++
View ArticleCode snippets for gedit
Does anyone have/know of a .xml file for the gedit code snippets plugin implementing roslaunch's tags and attributes? I couldn't find it anywhere. I know gedit isn't the best for editing source code,...
View ArticleWhat is the Windows equivalent of launch-prefix="xterm -e" for launch files?
I am moving from Ubuntu to Windows 10 (using Melodic) and I can't seem to find the equivalent to **launch-prefix="xterm -e"** for windows. What I am trying to do is open each node in a separate window...
View ArticleProblem with roslaunch on rc.local startup
Hello, I tried launching some nodes on startup via rc.local, but I have the following errors on some of the startups: [ 45.809342] rc.local[661]: RLException: ERROR: could not contact master...
View ArticleMonte Carlo simulations- repeated trials
I need to run the same simulation repeatedly (100 times) and I'd rather not do it manually. However, I have not found any resources describing how to do this in ROS. I have a launch file that runs the...
View ArticleHow to get rospack, roslaunch, etc. to work in Windows 10 (Melodic)
I have installed ROS for Windows 10 per the instructions at the link below: http://wiki.ros.org/Installation/Windows I am having trouble figuring out where to place my workspace and packages such that...
View ArticleSending start command vs starting node.
I am planning to develop a system that has one master node. The master node handles different states and initiates other nodes. What is the best way to start slave nodes? 1. The master node starts a...
View ArticleRLException: while processing...
To start up I'm trying to run Rviz on my remote pc but there's a step that gives me an error. By the way I'm following the steps on the following website |section 7|....
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