<div dir="ltr"><div>Hi Even,</div><div><br></div><div>I've been trying to tackle this issue and these are my last findings:</div><div><br></div><div><a href="https://github.com/conda-forge/gdal-feedstock/issues/541#issuecomment-944228747" target="_blank">https://github.com/conda-forge/gdal-feedstock/issues/541#issuecomment-944228747</a></div><div><br></div><code></code><div>
</div><div>Does this make sense to you? Do you remember any change between<code> gdal
<code>3.2.1</code>
and <code></code></code><code><code>3.2.2</code></code><code></code>
<code><code> </code>
</code> that can explain this behaviour?<br></div><div><br></div><div>Thank you very much!</div><div><br></div><div>Pedro<br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">Alexandre Neto <<a href="mailto:senhor.neto@gmail.com" target="_blank">senhor.neto@gmail.com</a>> escreveu no dia quinta, 14/10/2021 à(s) 01:26:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="auto">Hi pedro,<div dir="auto"><br></div><div dir="auto">Are you sure you are not mixing conda channels? Normally, in the same environment, you should stick to a single channel to avoid dependency problems. </div><div dir="auto"><br></div><div dir="auto">I also noticed that you are using anaconda. I suggest you use miniconda instead. It comes with the bare minimal tools to install and manage the packages you explicitly want, instead of installating Gb of packages that unless you know them, you will never use.</div><div dir="auto"><br></div><div dir="auto">Alexandre Neto</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">A quarta, 13/10/2021, 17:16, Pedro Venâncio <<a href="mailto:pedrongvenancio@gmail.com" rel="noreferrer" target="_blank">pedrongvenancio@gmail.com</a>> escreveu:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div>I will ask on
GDAL conda-forge, maybe this can be some packaging problem. <br></div><div><br></div><div>Thanks!</div><div><br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">Pedro Venâncio <<a href="mailto:pedrongvenancio@gmail.com" rel="noreferrer noreferrer" target="_blank">pedrongvenancio@gmail.com</a>> escreveu no dia quarta, 13/10/2021 à(s) 17:00:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div>Tried to define several environment variables, but nothing seems to work</div><div><br></div><div><img alt="env_win10.jpg" width="529" height="159"><br></div><div><br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">Joaquim Manuel Freire Luís <<a href="mailto:jluis@ualg.pt" rel="noreferrer noreferrer" target="_blank">jluis@ualg.pt</a>> escreveu no dia quarta, 13/10/2021 à(s) 16:23:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
<div lang="PT">
<div>
<p class="MsoNormal"><span>Não Pedro,<u></u><u></u></span></p>
<p class="MsoNormal"><span><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-US">When I look into my own build of the gdall dll I see no dependency on that “opj_encoder_set_extra_options” but likely because it’s a different version (I build from master).<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-US">From my experience on this there is really nothing one can do other than rebuild the dll or replace the dependency that is missing the required symbol. Nothing we can do from a conda
installation.<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-US">But ofc my analysis may be all wrong.<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-US">Joaquim<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p>
<div style="border-color:rgb(225,225,225) currentcolor currentcolor;border-style:solid none none;border-width:1pt medium medium;padding:3pt 0in 0in">
<p class="MsoNormal"><b><span lang="EN-US">From:</span></b><span lang="EN-US"> gdal-dev <<a href="mailto:gdal-dev-bounces@lists.osgeo.org" rel="noreferrer noreferrer" target="_blank">gdal-dev-bounces@lists.osgeo.org</a>>
<b>On Behalf Of </b>Pedro Venâncio<br>
<b>Sent:</b> Wednesday, October 13, 2021 4:04 PM<br>
<b>To:</b> <a href="mailto:gdal-dev@lists.osgeo.org" rel="noreferrer noreferrer" target="_blank">gdal-dev@lists.osgeo.org</a><br>
<b>Subject:</b> Re: [gdal-dev] Running GDAL through Python >= 3.8 on Anaconda - DLL load failed<u></u><u></u></span></p>
</div>
<p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p>
<div>
<div>
<p class="MsoNormal">Hi Joaquim,<u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal">Thanks for sharing your case. Did you manage to make it work in some way?<u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal">I've already uninstalled a test PostgreSQL/PostGIS that I supposed to be the source of the conflict, but I keep having the same error.
<u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal">I also reinstalled conda, but nothing had changed.<u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
</div>
<p class="MsoNormal"><u></u> <u></u></p>
<div>
<div>
<p class="MsoNormal">Joaquim Manuel Freire Luís <<a href="mailto:jluis@ualg.pt" rel="noreferrer noreferrer" target="_blank">jluis@ualg.pt</a>> escreveu no dia quarta, 13/10/2021 à(s) 15:24:<u></u><u></u></p>
</div>
<blockquote style="border-color:currentcolor currentcolor currentcolor rgb(204,204,204);border-style:none none none solid;border-width:medium medium medium 1pt;padding:0in 0in 0in 6pt;margin-left:4.8pt;margin-right:0in">
<div>
<div>
<p class="MsoNormal">Hi,<u></u><u></u></p>
<p class="MsoNormal"> <u></u><u></u></p>
<p class="MsoNormal"><span lang="EN-US">I have a certain horror to python (that I’m trying to fight) a bit of it is because I never manage to really use it.
</span><u></u><u></u></p>
<p class="MsoNormal"><span lang="EN-US"> </span><u></u><u></u></p>
<p class="MsoNormal"><span lang="EN-US">I had and older Miniconda (Mini => 18 GB !!!!) that was so big that I removed and installed a new one in which I tried Pedro’s case and got exactly the same errors.</span><u></u><u></u></p>
<p class="MsoNormal"><span lang="EN-US"> </span><u></u><u></u></p>
<p class="MsoNormal"><span lang="EN-US">I then run a dependency analysis from within the conda shell and found two weird things</span><u></u><u></u></p>
<p class="MsoNormal"><span lang="EN-US"> </span><u></u><u></u></p>
<ol type="1" start="1">
<li>
<span lang="EN-US">The gdal dll depends on a xerces-c_3_2.dll locate at C:\WINDOWS\system32. This seems quite dangerous (for dependency sakes) but seems to not cause any problem in this case.</span><u></u><u></u></li><li>
<span lang="EN-US">There is a “red mark” on the opj_encoder_set_extra_options symbol and this alone can explain the “ImportError: DLL load failed while importing _gdal: The specified procedure could not be found.”</span><u></u><u></u></li></ol>
<p class="MsoNormal"><span lang="EN-US"> </span><u></u><u></u></p>
<p class="MsoNormal"><span lang="EN-US">Hopefully the screen capture is small enough to get through.</span><u></u><u></u></p>
<p class="MsoNormal"><span lang="EN-US"> </span><u></u><u></u></p>
<p class="MsoNormal"><span lang="EN-US">Joaquim</span><u></u><u></u></p>
<p class="MsoNormal"><span lang="EN-US"> </span><u></u><u></u></p>
<div>
<div style="border-style:solid none none;border-width:1pt medium medium;padding:3pt 0in 0in;border-color:currentcolor">
<p class="MsoNormal"><b><span lang="EN-US">From:</span></b><span lang="EN-US"> gdal-dev <<a href="mailto:gdal-dev-bounces@lists.osgeo.org" rel="noreferrer noreferrer" target="_blank">gdal-dev-bounces@lists.osgeo.org</a>>
<b>On Behalf Of </b>Even Rouault<br>
<b>Sent:</b> Wednesday, October 13, 2021 2:39 PM<br>
<b>To:</b> Pedro Venâncio <<a href="mailto:pedrongvenancio@gmail.com" rel="noreferrer noreferrer" target="_blank">pedrongvenancio@gmail.com</a>><br>
<b>Cc:</b> <a href="mailto:gdal-dev@lists.osgeo.org" rel="noreferrer noreferrer" target="_blank">gdal-dev@lists.osgeo.org</a><br>
<b>Subject:</b> Re: [gdal-dev] Running GDAL through Python >= 3.8 on Anaconda - DLL load failed</span><u></u><u></u></p>
</div>
</div>
<p class="MsoNormal"> <u></u><u></u></p>
<p>ok, so now you have to inspect the PATH and fix it so that the gdal DLL and its dependencies are in it. But all of this sounds like there's something weird in your environment. Perhaps a mix of GDAL versions?<u></u><u></u></p>
<div>
<p class="MsoNormal">Le 13/10/2021 à 15:36, Pedro Venâncio a écrit :<u></u><u></u></p>
</div>
<blockquote style="margin-top:5pt;margin-bottom:5pt;border-color:currentcolor currentcolor currentcolor rgb(204,204,204)">
<div>
<div>
<blockquote style="border-color:currentcolor currentcolor currentcolor windowtext;border-style:none none none solid;border-width:medium medium medium 1pt;padding:0in 0in 0in 6pt;margin:5pt 0in 5pt 4.8pt">
<div>
<p>Can you change in __init__.py<u></u><u></u></p>
<p> try:<br>
os.add_dll_directory(p)<br>
except FileNotFoundError:<br>
continue<u></u><u></u></p>
<p> <u></u><u></u></p>
<p>to<u></u><u></u></p>
<p> try:<br>
os.add_dll_directory(p)<br>
except (FileNotFoundError, OSError):<br>
continue<u></u><u></u></p>
</div>
</blockquote>
<div>
<p class="MsoNormal"> <u></u><u></u></p>
</div>
<div>
<p class="MsoNormal">Yes, here is the output:<u></u><u></u></p>
</div>
<div>
<pre><span>Traceback (most recent call last):</span><u></u><u></u></pre>
<pre><span> File "C:\Users\PedroVenancio\anaconda3\envs\arosics\lib\site-packages\osgeo\__init__.py", line 21, in swig_import_helper</span><u></u><u></u></pre>
<pre><span> return importlib.import_module(mname)</span><u></u><u></u></pre>
<pre><span> File "C:\Users\PedroVenancio\anaconda3\envs\arosics\lib\importlib\__init__.py", line 127, in import_module</span><u></u><u></u></pre>
<pre><span> return _bootstrap._gcd_import(name[level:], package, level)</span><u></u><u></u></pre>
<pre><span> File "<frozen importlib._bootstrap>", line 1014, in _gcd_import</span><u></u><u></u></pre>
<pre><span> File "<frozen importlib._bootstrap>", line 991, in _find_and_load</span><u></u><u></u></pre>
<pre><span> File "<frozen importlib._bootstrap>", line 975, in _find_and_load_unlocked</span><u></u><u></u></pre>
<pre><span> File "<frozen importlib._bootstrap>", line 657, in _load_unlocked</span><u></u><u></u></pre>
<pre><span> File "<frozen importlib._bootstrap>", line 556, in module_from_spec</span><u></u><u></u></pre>
<pre><span> File "<frozen importlib._bootstrap_external>", line 1166, in create_module</span><u></u><u></u></pre>
<pre><span> File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed</span><u></u><u></u></pre>
<pre><span>ImportError: DLL load failed while importing _gdal: Impossível localizar o procedimento especificado.</span><u></u><u></u></pre>
<pre> <u></u><u></u></pre>
<pre><span>During handling of the above exception, another exception occurred:</span><u></u><u></u></pre>
<pre> <u></u><u></u></pre>
<pre><span>Traceback (most recent call last):</span><u></u><u></u></pre>
<pre><span> File "demo.py", line 1, in <module></span><u></u><u></u></pre>
<pre><span> from osgeo import gdal</span><u></u><u></u></pre>
<pre><span> File "C:\Users\PedroVenancio\anaconda3\envs\arosics\lib\site-packages\osgeo\__init__.py", line 37, in <module></span><u></u><u></u></pre>
<pre><span> _gdal = swig_import_helper()</span><u></u><u></u></pre>
<pre><span> File "C:\Users\PedroVenancio\anaconda3\envs\arosics\lib\site-packages\osgeo\__init__.py", line 34, in swig_import_helper</span><u></u><u></u></pre>
<pre><span> return importlib.import_module('_gdal')</span><u></u><u></u></pre>
<pre><span> File "C:\Users\PedroVenancio\anaconda3\envs\arosics\lib\importlib\__init__.py", line 127, in import_module</span><u></u><u></u></pre>
<pre><span> return _bootstrap._gcd_import(name[level:], package, level)</span><u></u><u></u></pre>
<pre><span>ModuleNotFoundError: No module named '_gdal'</span><u></u><u></u></pre>
</div>
<div>
<p class="MsoNormal"> <u></u><u></u></p>
</div>
</div>
</div>
</blockquote>
<pre>-- <u></u><u></u></pre>
<pre><a href="http://www.spatialys.com" rel="noreferrer noreferrer" target="_blank">http://www.spatialys.com</a><u></u><u></u></pre>
<pre>My software is free, but my time generally not.<u></u><u></u></pre>
</div>
</div>
</blockquote>
</div>
</div>
</div>
</blockquote></div>
</blockquote></div>
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