Help with KeyError: 0 in Material Assignment Using FenicsX Dear FenicsX Community, I’m encountering a KeyError: 0 when trying to assign material properties in my FenicsX simulation, and I’m hoping someone can help me troubleshoot the issue. Here’s a simplified version of my code and the problem con…

This is a Python issue and unrelated to FEniCS. The way in which you create values will tell you why you have a 0 to be used as a key. And you’ve not shown us how that’s initialised.

Help with KeyError: 0 in Material Assignment Using FenicsX

dolfinx

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Help with KeyError: 0 in Material Assignment Using FenicsX

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