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ValueError: numpy.dtype size changed, may indicate binary incompatibility. Expected 96 from C header, got 88 from PyObject #12

@3pLe-A

Description

@3pLe-A

Created a conda environment openmc-zpre-env. After executing ./run.sh and selecting either option except 7:

+ options=("k eigenvalue" "geometry plot" "geometry voxelplot" "neutron flux" "neutron flux 3d" "photon flux" "quit")
+ select opt in "${options[@]}"
1) k eigenvalue
2) geometry plot
3) geometry voxelplot
4) neutron flux
5) neutron flux 3d
6) photon flux
7) quit

I get the following ValueError (on the example of option 2):

+ case $opt in
+ echo 'plotting geometry...'
plotting geometry...
+ bash ./scripts/gp.sh
+ test -f ./h5m_files/zpre.h5m
+ python ./scripts/step_to_h5m_zpre.py
/home/<username>/anaconda3/envs/openmc-zpre-env/lib/python3.10/site-packages/pymoab/__init__.py:21: UserWarning: pkg_resources is deprecated as an API. See https://setuptools.pypa.io/en/latest/pkg_resources.html. The pkg_resources package is slated for removal as early as 2025-11-30. Refrain from using this package or pin to Setuptools<81.
  from pkg_resources import get_distribution, DistributionNotFound
Traceback (most recent call last):
  File "/home/<username>/zpre/./scripts/step_to_h5m_zpre.py", line 6, in <module>
    import CAD_to_OpenMC.assembly as ab
  File "/home/<username>/anaconda3/envs/openmc-zpre-env/lib/python3.10/site-packages/CAD_to_OpenMC/assembly.py", line 17, in <module>
    from pymoab import core, types
  File "pymoab/core.pyx", line 1, in init pymoab.core
ValueError: numpy.dtype size changed, may indicate binary incompatibility. Expected 96 from C header, got 88 from PyObject

conda environment list of installed packages:

# packages in environment at /home/<username>/anaconda3/envs/openmc-zpre-env:
#
# Name                    Version                   Build  Channel
_libgcc_mutex             0.1                 conda_forge    conda-forge
_openmp_mutex             4.5                       2_gnu    conda-forge
aiohappyeyeballs          2.6.1                    pypi_0    pypi
aiohttp                   3.13.0                   pypi_0    pypi
aiosignal                 1.4.0                    pypi_0    pypi
asttokens                 3.0.0              pyhd8ed1ab_1    conda-forge
async-timeout             5.0.1                    pypi_0    pypi
attr                      2.5.2                h39aace5_0    conda-forge
attrs                     25.4.0                   pypi_0    pypi
brotli                    1.1.0                hb03c661_4    conda-forge
brotli-bin                1.1.0                hb03c661_4    conda-forge
bzip2                     1.0.8                hda65f42_8    conda-forge
c-ares                    1.34.5               hb9d3cd8_0    conda-forge
ca-certificates           2025.10.5            hbd8a1cb_0    conda-forge
cached-property           1.5.2                hd8ed1ab_1    conda-forge
cached_property           1.5.2              pyha770c72_1    conda-forge
cad-to-openmc             1.0.1                    pypi_0    pypi
cadquery                  2.6.0                    pypi_0    pypi
cadquery-ocp              7.8.1.1.post1            pypi_0    pypi
casadi                    3.7.2                    pypi_0    pypi
contourpy                 1.3.2           py310h3788b33_0    conda-forge
curl                      8.14.1               h332b0f4_0    conda-forge
cycler                    0.12.1             pyhd8ed1ab_1    conda-forge
dagmc                     3.2.2           mpi_openmpi_py39ha06272d_0    conda-forge
decorator                 5.2.1              pyhd8ed1ab_0    conda-forge
eigen                     3.4.0                h171cf75_1    conda-forge
exceptiongroup            1.3.0              pyhd8ed1ab_0    conda-forge
executing                 2.2.1              pyhd8ed1ab_0    conda-forge
ezdxf                     1.4.2                    pypi_0    pypi
fonttools                 4.60.1          py310h3406613_0    conda-forge
freetype                  2.14.1               ha770c72_0    conda-forge
frozenlist                1.8.0                    pypi_0    pypi
future                    1.0.0              pyhd8ed1ab_2    conda-forge
gmsh                      4.14.1                   pypi_0    pypi
h5py                      3.8.0           mpi_openmpi_py310h14da842_0    conda-forge
hdf4                      4.2.15               h501b40f_6    conda-forge
hdf5                      1.12.2          mpi_openmpi_h41b9b70_1    conda-forge
idna                      3.10                     pypi_0    pypi
ipython                   8.37.0             pyh8f84b5b_0    conda-forge
jedi                      0.19.2             pyhd8ed1ab_1    conda-forge
keyutils                  1.6.3                hb9d3cd8_0    conda-forge
kiwisolver                1.4.9           py310haaf941d_1    conda-forge
krb5                      1.21.3               h659f571_0    conda-forge
lcms2                     2.15                 h7f713cb_2    conda-forge
ld_impl_linux-64          2.44                 ha97dd6f_2    conda-forge
lerc                      4.0.0                h0aef613_1    conda-forge
libaec                    1.1.4                h3f801dc_0    conda-forge
libblas                   3.9.0           36_h4a7cf45_openblas    conda-forge
libbrotlicommon           1.1.0                hb03c661_4    conda-forge
libbrotlidec              1.1.0                hb03c661_4    conda-forge
libbrotlienc              1.1.0                hb03c661_4    conda-forge
libcap                    2.76                 h0b2e76d_0    conda-forge
libcblas                  3.9.0           36_h0358290_openblas    conda-forge
libcbor                   0.10.2               hcb278e6_0    conda-forge
libcurl                   8.14.1               h332b0f4_0    conda-forge
libdeflate                1.19                 hd590300_0    conda-forge
libedit                   3.1.20250104    pl5321h7949ede_0    conda-forge
libev                     4.33                 hd590300_2    conda-forge
libffi                    3.4.6                h2dba641_1    conda-forge
libfido2                  1.16.0               h5da5774_0    conda-forge
libfreetype               2.14.1               ha770c72_0    conda-forge
libfreetype6              2.14.1               h73754d4_0    conda-forge
libgcc                    15.2.0               h767d61c_6    conda-forge
libgcc-ng                 15.2.0               h69a702a_6    conda-forge
libgcrypt-lib             1.11.1               hb9d3cd8_0    conda-forge
libgfortran               15.2.0               h69a702a_6    conda-forge
libgfortran-ng            15.2.0               h69a702a_6    conda-forge
libgfortran5              15.2.0               hcd61629_6    conda-forge
libgomp                   15.2.0               h767d61c_6    conda-forge
libgpg-error              1.55                 h3f2d84a_0    conda-forge
libiconv                  1.18                 h3b78370_2    conda-forge
libjpeg-turbo             2.1.5.1              hd590300_1    conda-forge
liblapack                 3.9.0           36_h47877c9_openblas    conda-forge
liblzma                   5.8.1                hb9d3cd8_2    conda-forge
liblzma-devel             5.8.1                hb9d3cd8_2    conda-forge
libnetcdf                 4.9.1           mpi_openmpi_h81d4ffb_2    conda-forge
libnghttp2                1.67.0               had1ee68_0    conda-forge
libnl                     3.11.0               hb9d3cd8_0    conda-forge
libnsl                    2.0.1                hb9d3cd8_1    conda-forge
libopenblas               0.3.30          pthreads_h94d23a6_2    conda-forge
libpng                    1.6.50               h421ea60_1    conda-forge
libsqlite                 3.50.4               h0c1763c_0    conda-forge
libssh2                   1.11.1               hcf80075_0    conda-forge
libstdcxx                 15.2.0               h8f9b012_6    conda-forge
libstdcxx-ng              15.2.0               h4852527_6    conda-forge
libsystemd0               257.9                h996ca69_0    conda-forge
libtiff                   4.6.0                h29866fb_1    conda-forge
libudev1                  257.9                h085a93f_0    conda-forge
libuuid                   2.41.2               he9a06e4_0    conda-forge
libwebp-base              1.6.0                hd42ef1d_0    conda-forge
libxcb                    1.15                 h0b41bf4_0    conda-forge
libxcrypt                 4.4.36               hd590300_1    conda-forge
libxml2                   2.13.8               h2cb61b6_1    conda-forge
libxslt                   1.1.43               h7a3aeb2_0    conda-forge
libzip                    1.11.2               h6991a6a_0    conda-forge
libzlib                   1.3.1                hb9d3cd8_2    conda-forge
lxml                      6.0.2           py310h93f867a_0    conda-forge
lz4-c                     1.10.0               h5888daf_1    conda-forge
matplotlib-base           3.10.6          py310hfde16b3_1    conda-forge
matplotlib-inline         0.1.7              pyhd8ed1ab_1    conda-forge
metis                     5.1.0             hd0bcaf9_1007    conda-forge
moab                      5.4.1           mpi_openmpi_tempest_py310h6f50228_1    conda-forge
more-itertools            10.8.0                   pypi_0    pypi
mpi                       1.0                     openmpi    conda-forge
mpi4py                    3.1.6           py310h2a790f2_0    conda-forge
msgpack                   1.1.1                    pypi_0    pypi
multidict                 6.7.0                    pypi_0    pypi
multimethod               1.12                     pypi_0    pypi
munkres                   1.1.4              pyhd8ed1ab_1    conda-forge
ncurses                   6.5                  h2d0b736_3    conda-forge
networkx                  3.4.2                    pypi_0    pypi
njoy2016                  2016.78         py310h0984a42_1    conda-forge
nlopt                     2.9.1                    pypi_0    pypi
numpy                     2.2.6                    pypi_0    pypi
openjpeg                  2.5.2                h488ebb8_0    conda-forge
openmc                    0.13.2          dagmc_mpi_openmpi_py310h956dc85_102    conda-forge
openmpi                   4.1.6              hc5af2df_101    conda-forge
openssh                   10.0p1               hc830a30_0    conda-forge
openssl                   3.5.4                h26f9b46_0    conda-forge
packaging                 25.0               pyh29332c3_1    conda-forge
pandas                    2.3.3           py310h0158d43_1    conda-forge
parso                     0.8.5              pyhcf101f3_0    conda-forge
path                      17.1.1                   pypi_0    pypi
perl                      5.32.1          7_hd590300_perl5    conda-forge
pexpect                   4.9.0              pyhd8ed1ab_1    conda-forge
pickleshare               0.7.5           pyhd8ed1ab_1004    conda-forge
pillow                    10.0.1          py310h29da1c1_1    conda-forge
pip                       25.2               pyh8b19718_0    conda-forge
prompt-toolkit            3.0.52             pyha770c72_0    conda-forge
propcache                 0.4.0                    pypi_0    pypi
pthread-stubs             0.4               hb9d3cd8_1002    conda-forge
ptyprocess                0.7.0              pyhd8ed1ab_1    conda-forge
pure_eval                 0.2.3              pyhd8ed1ab_1    conda-forge
pygments                  2.19.2             pyhd8ed1ab_0    conda-forge
pyparsing                 3.2.5              pyhcf101f3_0    conda-forge
python                    3.10.6          ha86cf86_0_cpython    conda-forge
python-dateutil           2.9.0.post0        pyhe01879c_2    conda-forge
python-tzdata             2025.2             pyhd8ed1ab_0    conda-forge
python_abi                3.10                    8_cp310    conda-forge
pytz                      2025.2             pyhd8ed1ab_0    conda-forge
pyyaml                    6.0.3                    pypi_0    pypi
qhull                     2020.2               h434a139_5    conda-forge
rdma-core                 59.0                 hecca717_0    conda-forge
readline                  8.2                  h8c095d6_2    conda-forge
scipy                     1.15.2          py310h1d65ade_0    conda-forge
setuptools                80.9.0             pyhff2d567_0    conda-forge
six                       1.17.0             pyhe01879c_1    conda-forge
stack_data                0.6.3              pyhd8ed1ab_1    conda-forge
tempest-remap             2.1.6                h05839da_2    conda-forge
tk                        8.6.13          noxft_hd72426e_102    conda-forge
traitlets                 5.14.3             pyhd8ed1ab_1    conda-forge
trame                     3.12.0                   pypi_0    pypi
trame-client              3.11.1                   pypi_0    pypi
trame-common              1.0.1                    pypi_0    pypi
trame-server              3.6.3                    pypi_0    pypi
trame-vtk                 2.10.0                   pypi_0    pypi
typing_extensions         4.15.0             pyhcf101f3_0    conda-forge
typish                    1.9.3                    pypi_0    pypi
tzdata                    2025b                h78e105d_0    conda-forge
ucx                       1.19.0               hc93acc0_4    conda-forge
uncertainties             3.2.3              pyhd8ed1ab_0    conda-forge
unicodedata2              16.0.0          py310h7c4b9e2_1    conda-forge
unidecode                 1.4.0                    pypi_0    pypi
vtk                       9.3.1                    pypi_0    pypi
wcwidth                   0.2.14             pyhd8ed1ab_0    conda-forge
wheel                     0.45.1             pyhd8ed1ab_1    conda-forge
wslink                    2.4.0                    pypi_0    pypi
xorg-libxau               1.0.12               hb9d3cd8_0    conda-forge
xorg-libxdmcp             1.1.5                hb9d3cd8_0    conda-forge
xz                        5.8.1                hbcc6ac9_2    conda-forge
xz-gpl-tools              5.8.1                hbcc6ac9_2    conda-forge
xz-tools                  5.8.1                hb9d3cd8_2    conda-forge
yarl                      1.22.0                   pypi_0    pypi
zlib                      1.3.1                hb9d3cd8_2    conda-forge
zoltan                    3.901           mpi_openmpi_hdeb57f9_1    conda-forge
zstd                      1.5.7                hb8e6e7a_2    conda-forge

Workstation specs:
AMD Ryzen 7 7900X
OS:

NAME="Ubuntu"
VERSION_ID="24.04"
VERSION="24.04.3 LTS (Noble Numbat)"
VERSION_CODENAME=noble
ID=ubuntu
ID_LIKE=debian
HOME_URL="https://www.ubuntu.com/"
SUPPORT_URL="https://help.ubuntu.com/"
BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/"
PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy"
UBUNTU_CODENAME=noble
LOGO=ubuntu-logo```

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