<div dir="ltr">thanks Clemens<div>following your instructions it worked!</div></div><div class="gmail_extra"><br><br><div class="gmail_quote">2014-03-20 20:21 GMT+01:00 Clemens Lang <span dir="ltr"><<a href="mailto:cal@macports.org" target="_blank">cal@macports.org</a>></span>:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi,<br>
<div><div class="h5"><br>
> Dear users,<br>
> I am trying to install the port<br>
> gnuplot on my macbook air with OS X 10.9.2<br>
> with the command<br>
> sudo port install gnuplot I obtain the following error message:<br>
><br>
> ---> Computing dependencies for libpng<br>
> ---> Extracting libpng<br>
> Error: org.macports.extract for port libpng returned: command execution<br>
> failed<br>
> Please see the log file for port libpng for details:<br>
> /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_graphics_libpng/libpng/main.log<br>
> Error: Unable to upgrade port: 1<br>
> Error: Unable to execute port: upgrade fontconfig failed<br>
<br>
</div></div>Did you recently upgrade to Mavericks? If so, read<br>
<a href="https://trac.macports.org/wiki/MavericksProblems" target="_blank">https://trac.macports.org/wiki/MavericksProblems</a> and<br>
<a href="https://trac.macports.org/wiki/Migration" target="_blank">https://trac.macports.org/wiki/Migration</a>.<br>
<span class="HOEnZb"><font color="#888888"><br>
--<br>
Clemens Lang<br>
</font></span></blockquote></div><br></div>