+1. We have seen this as well and don&#39;t know what causes it. Our solution is a removal and reinstall of all ROS packages. <span></span><br><br>On Friday, May 23, 2014, Jonathan Bohren &lt;<a href="mailto:jonathan.bohren@gmail.com">jonathan.bohren@gmail.com</a>&gt; wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">I&#39;ve noticed over the last year or so that if someone goes a few weeks or months without upgrading their installed debian packages on ubuntu that they run into problems with conflicting dependencies. Is this a known problem and if so, is it caused by anything particular with the ROS release infrastructure?<div>


<br></div><div>-j<br clear="all"><div><br></div>-- <br>Jonathan Bohren<br>Laboratory for Computational Sensing and Robotics<br><a href="http://dscl.lcsr.jhu.edu/People/JonathanBohren" target="_blank">http://dscl.lcsr.jhu.edu/People/JonathanBohren</a><br>


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</blockquote><br><br>-- <br>Sent from Gmail Mobile<br>