Re: [AMBER] Installing latest ambertools (2020) with conda

From: David A Case <david.case.rutgers.edu>
Date: Thu, 28 May 2020 08:59:13 -0400

On Thu, May 28, 2020, Alan wrote:
>
>I'm on macOS 10.15.4 with brew and anaconda (both updated) and I'm trying:
>
>conda install -c conda-forge ambertools
>
>It's printing this:
>
>Collecting package metadata (current_repodata.json): done
>Solving environment: failed with initial frozen solve. Retrying with
>flexible solve.
>Solving environment: failed with repodata from current_repodata.json, will
>retry with next repodata source.
>Collecting package metadata (repodata.json): done
>Solving environment: failed with initial frozen solve. Retrying with
>flexible solve.
>Solving environment: /
>Found conflicts! Looking for incompatible packages.
>This can take several minutes. Press CTRL-C to abort.
>Examining conflict for spyder python-language-server pylint anaconda: 89%
>
>More than 2 hours and haven't finished yet. It was not supposed to be like
>that, right?

This works for me, on MacOS 10.15.4 with conda from a previous miniconda
installation via AmberTools; I'm using python3.7. (Is it possible you
are using python2.7? That may not have been tested, or even work.)

My miniconda installation doesn't have any of the conflicts mentioned
above, so that might explain things. But none of those programs should
conflict with anything in AmberTools (as far as I know).

Google hits suggest that this might be related to an anaconda bug:

   https://stackoverflow.com/questions/58216917/create-conda-environment-found-conflicts-when-solving-environment-and-findi

It's possible that activating a new conda environment might help:

https://stackoverflow.com/questions/57518050/conda-install-and-update-do-not-work-also-solving-environment-get-errors

It's not my intent to blame you or anaconda, and there could well be
something to fix in our AmberTools20 package. But I've encountered this
"found conflicts!" message in non-Amber-related work, and the search for
incompatible packages never stopped.

I'm cc-ing to jaime.rodriguez-guerra.choderalab.org, the creator of the
package, and someone who knows way more about conda and conda-forge than
I do.

...thansk for the report...dac


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Received on Thu May 28 2020 - 06:00:05 PDT
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