Hi Ben,<div><br></div><div>I added all the folder ipc_bridge to Matlab path and rerun the example again, but this time I got error like this (in Matlab terminal)</div><div><br></div><div><div>Warning: Directory access failure: /bin/bash. </div>
<div>> In path at 110</div><div> In addpath at 87</div><div> In example_publisher at 9</div><div>Warning: Name is nonexistent or not a directory: rospack. </div><div>> In path at 110</div><div> In addpath at 87</div>
<div> In example_publisher at 9</div><div>Warning: Name is nonexistent or not a directory: command not found/bin. </div><div>> In path at 110</div><div> In addpath at 87</div><div> In example_publisher at 9</div><div>
??? Invalid MEX-file '/opt/ros/diamondback/stacks/ipc-bridge/ipc_msgs/ipc_geometry_msgs/bin/geometry_msgs_Twist.mexa64': libipc.so:</div><div>cannot open shared object file: No such file or directory.</div><div><br>
</div><div>Error in ==> example_publisher at 13</div><div>pid=geometry_msgs_Twist('connect','publisher','example_module','twist');</div><div><br></div><div>I also include a part of my Matlab in file "path" attached in this mail.</div>
<div><br></div><div>Thanks for any help.</div><div><br></div><div>Best,</div><br><div class="gmail_quote">On Wed, May 25, 2011 at 6:45 PM, Benjamin Cohen <span dir="ltr"><<a href="mailto:bencohen2@gmail.com">bencohen2@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">Hey Tien,<br><br>It seems like your matlab path is screwed up. Can you post your matlab path here? You can get the path by running "path".<tt><br>
<br><br clear="all"></tt>thanks,<br>-- ben<div><div></div><div class="h5"><br><br>
<br><br><div class="gmail_quote">On Wed, May 25, 2011 at 9:07 AM, Tien Thanh <span dir="ltr"><<a href="mailto:nttputus@gmail.com" target="_blank">nttputus@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0pt 0pt 0pt 0.8ex;border-left:1px solid rgb(204, 204, 204);padding-left:1ex">
Hi Cohen,<div><br></div><div>It not worked with me, I can find the example_topic that list in the rostopic but the rostopic echo shows nothing and I got an error when execute example_publisher.m in Matlab</div><div><br></div>
<div><div><font size="1">Warning: Directory access failure: /bin/bash. </font></div><div><font size="1">> In path at 110</font></div><div><font size="1"> In addpath at 87</font></div>
<div><font size="1"> In example_publisher at 9</font></div><div><font size="1">Warning: Name is nonexistent or not a directory: rospack. </font></div><div><font size="1">> In path at 110</font></div>
<div><font size="1"> In addpath at 87</font></div><div><font size="1"> In example_publisher at 9</font></div><div><font size="1">Warning: Name is nonexistent or not a directory: command not found/bin. </font></div>
<div><font size="1">> In path at 110</font></div><div><font size="1"> In addpath at 87</font></div><div><font size="1"> In example_publisher at 9</font></div>
<div><font size="1">??? Undefined function or method 'geometry_msgs_Twist' for input arguments of type 'char'.</font></div><div><font size="1"><br></font></div>
<div><font size="1">Error in ==> example_publisher at 13</font></div><div><font size="1">pid=geometry_msgs_Twist('connect','publisher','example_module','twist');</font></div>
<br><div class="gmail_quote">Thanks for any help.</div><div class="gmail_quote"><br></div><div class="gmail_quote">Best,</div><div><div></div><div><div class="gmail_quote">On Wed, May 25, 2011 at 10:27 AM, Nikos Mitsou <span dir="ltr"><<a href="mailto:nmitsou@lsr.ei.tum.de" target="_blank">nmitsou@lsr.ei.tum.de</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0pt 0pt 0pt 0.8ex;border-left:1px solid rgb(204, 204, 204);padding-left:1ex">
<div bgcolor="#ffffff" text="#000000">
<br>
Yes, publisher and subscriber are working fine!<br>
Thanks for the effort<br><font color="#888888">
Nikos</font><div><div></div><div><br>
<br>
On 05/23/2011 11:26 PM, Benjamin Cohen wrote:
<blockquote type="cite">Nikos,<br>
<br>
Actually, that part of the tutorial is outdated. No bin folders
should have been created in those folders. The bin folders should
only be created in the <i>ipc_[...]_msgs</i> folders such as
ipc_msgs/ipc_geometry_msgs/.<br>
<br>
I'll update the tutorial. Have you tried the example
publisher/subscriber? <br>
<br clear="all">
-- ben<br>
<br>
<br>
<br>
<div class="gmail_quote">On Mon, May 23, 2011 at 4:26 AM, Nikos
Mitsou <span dir="ltr"><<a href="mailto:nmitsou@lsr.ei.tum.de" target="_blank">nmitsou@lsr.ei.tum.de</a>></span>
wrote:<br>
<blockquote class="gmail_quote" style="margin:0pt 0pt 0pt 0.8ex;border-left:1px solid rgb(204, 204, 204);padding-left:1ex">
<div bgcolor="#ffffff" text="#000000"> Hello all<br>
<br>
<span>I tried to install the interoperability system between
Matlab and Ros. <br>
(<a href="https://alliance.seas.upenn.edu/%7Emeam620/wiki/index.php?n=Roslab.IpcBridge" target="_blank">https://alliance.seas.upenn.edu/~meam620/wiki/index.php?n=Roslab.IpcBridge</a>)</span><br>
<br>
I followed the instructions and the compilation of the
packages produced no error.<br>
According to the instructions, bin folders should have been
created e.g. <br>
<code>ipc_bridge_ros/bin<br>
</code><code>ipc_bridge_matlab/bin</code><br>
<code><br>
</code>but are actually missing.<br>
Has anyone experienced something similar?<br>
<br>
Thanks<br>
<font color="#888888"> Nikos </font></div>
<br>
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<br></blockquote></div><br><br clear="all"><br></div></div>-- <br>Tien Thanh Nguyen<br><br>
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<br></blockquote></div><br><br clear="all"><br>-- <br>Tien Thanh Nguyen<br><br>
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