The process '/home/runner/miniconda3/condabin/mamba' failed with exit code 1

critical libmamba Could not solve for environment specs

error libmamba Could not solve for environment specs The following packages are incompatible ├─ lammps =2023.8.2 *openmpi* is requested and can be installed; ├─ lammps [=2023.8.2 *openmpi*|=2024.8.29 *openmpi*] is not installable because it requires │ └─ __cuda =* *, which is missing on the system; └─ lammps =2024.8.29 *openmpi* is not installable because there are no viable options ├─ lammps 2024.08.29 conflicts with any installable versions previously reported; └─ lammps 2024.08.29 would require └─ python >=3.14.0rc2,<3.15.0a0 *, which requires └─ _python_rc =* *, which does not exist (perhaps a missing channel).

CondaKeyError: 'channels': value 'defaults' not present in config