Hi! You &#39;ve probably changed the message and forgot to clean and remake the nodes. You should re make (rosmake --pre-clean) all packages using and containing this message.<br><br>Miltos<br clear="all"><br><br>Miltiadis Allamanis<br>

<span style="color:rgb(153, 153, 153)">Electrical and Computer Engineering Undergraduate Student, Aristotle University of Thessaloniki, Greece</span><br><span style="color:rgb(102, 102, 102)"></span><br>
<br><br><div class="gmail_quote">On Tue, Jun 14, 2011 at 11:27 AM, Ravi Kumar <span dir="ltr">&lt;<a href="mailto:ravikumar.iitp@gmail.com">ravikumar.iitp@gmail.com</a>&gt;</span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">

Hi all,<br><br>I am trying to get velodyne rawscan from a input bag which publishes velodyne_common/RawScan (topic= velodyne/rawscan) but I get this error,<br><br> Waiting 0.2 seconds after advertising topics...<br><br>[ERROR] [1308039369.255405494]: Client [/my_3D_to_2D] wants topic /velodyne/rawscan to have datatype/md5sum [velodyne_common/RawScan/a36da642742ddd79774fbc755f9c5cdd], but our version has [velodyne_common/RawScan/d34cf5a37a401b668e53c57f6409eb76]. Dropping connection.<br>


<br><br>Please help me.<br>
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