<div dir="ltr"><div>Hi Francesco</div><div><br></div><div>Have you checked if your Debian distribution has a "compat" (compatibility) package for gfortran/libgfortran</div><div>between libgfortran.5 and libgfortran.3 ?</div><div>Apt-get may have a way to check if it is available.<br></div><div>I don't use Debian, but CentOS-7, which has an older kernel and older libraries.</div><div>However, I have libgfortran.3 along with a "compat" package that provides compatibility with libgfortran.1, for example.</div><div><br></div><div>An alternative is to install NCL using Anaconda Python.</div><div>This is currently the recommended method (argh!):</div><div><a href="https://www.ncl.ucar.edu/Download/">https://www.ncl.ucar.edu/Download/</a></div><div>That is self-contained, doesn't depend on the system libraries.</div><div>In my experience it has other problems, particularly a sensitive dependency on other Anaconda Python packages</div><div>that change by the hour, and don't give a damn to backward compatibility, which can easily break functionality.<br></div><div>So, if you install this way, be careful with any conda packages updates, or simply don't update.</div><div><br></div><div>I hope this helps,</div><div>Gus Correa<br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Sun, Apr 19, 2020 at 5:25 PM Francesco Trotta via ncl-talk <<a href="mailto:ncl-talk@ucar.edu">ncl-talk@ucar.edu</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
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Dear ncl team</div>
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I upgraded my operating system to Debian GNU/Linux 10 buster</div>
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This new Debian has GNU Fortran (Debian 8.3.0-6) 8.3.0 installed</div>
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Now, when I run ncl it gives me the error:</div>
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ncl: error while loading shared libraries: libgfortran.so.3: cannot open shared object file: No such file or directory</div>
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The new Debian has libgfortran.so.5</div>
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/usr/lib/x86_64-linux-gnu/libgfortran.so.5</div>
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so I upgraded ncl using to the last precompiled binary </div>
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ncl_ncarg-6.6.2-Debian9.8_64bit_nodap_gnu630.tar.gz<br>
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bu I got the same error.</div>
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I can I use ncl in Debian 10?</div>
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Many Thanks</div>
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Francesco</div>
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