[DFTB-Plus-User] installation problem

[Bálint Aradi]

Dear Gergely,

could you just try it with a fresh miniconda installation? It looks 
quite a lot as a miniconda/mamba installation problem.

Best regards,

Bálint


On 29.11.22 13:04, juhasz.g.aa wrote:
> Dear colleages,
> I am trying to install DFTB+ on a WSL2 Ubuntu18 envirtonment using the conda/mamba root.
> I was previously succesfull in similar setting, now if I run the mamba installation:
> 
> (inside the environment created for dftb+)
>> mamba install 'dftbplus=*=nompi_*'
> 
> I got an error:
> 
> Traceback (most recent call last):
>    File "/home/greg/anaconda3/condabin/mamba", line 7, in <module>
>      from mamba.mamba import main
>    File "/home/greg/anaconda3/lib/python3.7/site-packages/mamba/mamba.py", line 49, in <module>
>      import libmambapy as api
>    File "/home/greg/anaconda3/lib/python3.7/site-packages/libmambapy/__init__.py", line 7, in <module>
>      raise e
>    File "/home/greg/anaconda3/lib/python3.7/site-packages/libmambapy/__init__.py", line 4, in <module>
>      from libmambapy.bindings import *  # noqa: F401,F403
> ImportError: /home/greg/anaconda3/lib/python3.7/site-packages/libmambapy/../../../libmamba.so.2: undefined symbol: archive_write_add_filter_zstdI had to
> 
> I have tried to re-install mamba
>> conda install -n base mamba
> but everything is OK according to mamba
> 
> my conda info:
>       active environment : dftb+
>      active env location : /home/greg/anaconda3/envs/dftb+
>              shell level : 1
>         user config file : /home/greg/.condarc
>   populated config files : /home/greg/.condarc
>            conda version : 22.9.0
>      conda-build version : 3.22.0
>           python version : 3.7.4.final.0
>         virtual packages : __linux=5.10.43.3=0
>                            __glibc=2.27=0
>                            __unix=0=0
>                            __archspec=1=x86_64
>         base environment : /home/greg/anaconda3  (writable)
>        conda av data dir : /home/greg/anaconda3/etc/conda
> 
> Before upgrading the OS and updating conda, the same mamba installation was running (though it
> Frankly, I am not sure what is going on so any suggestion is appreciated.
> Thank you very much and best regards!
> 
> ------------------------------------
> Gergely (Greg) Juhasz
> Special Appointed Associate Professor
> Tokyo Institute of Technology
> Tokyo, Japan
> ------------------------------------
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-- 
Dr. Bálint Aradi
Bremen Center for Computational Materials Science, University of Bremen
http://www.bccms.uni-bremen.de/cms/people/b-aradi/


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