ERROR: HDF5 data format uses version 1.0 whereas your installation of OpenMC expects version 3.x data.

User Support
1

Hello. Can you help me please with this error.

I use this command:

./openmc

And it’s result:

The OpenMC Monte Carlo Code
Copyright | 2011-2019 MIT and OpenMC contributors
License | http://openmc.readthedocs.io/en/latest/license.html
Version | 0.11.0
Git SHA1 | 7a4c5b47342b175b3f113c6a6e28db10e0bc8ae7
Date/Time | 2020-05-09 18:43:30
OpenMP Threads | 4

Reading settings XML file…
Reading cross sections XML file…
Reading materials XML file…
Reading geometry XML file…
Reading U235 from
/mnt/c/Users/Настя/Downloads/nndc_hdf5_v8/nndc_hdf5/U235.h5
ERROR: HDF5 data format uses version 1.0 whereas your installation of OpenMC expects version 3.x data.
Segmentation fault (core dumped)

2

This error is caused by out-of-date version of data library.
You could directly download it from here:
https://openmc.org/data-libraries/
Or you can also run tools/ci/download-xs.sh to update it.
Good luck.

3

Thank you very much! All is working!