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…

Help with KeyError: 0 in Material Assignment Using FenicsX

Topic		Replies	Views
Subject: KeyError: 0 when Assigning Material Values in FenicsX Code for VCSEL Simulation General io	2	18	May 8, 2025
Issue for assigning initial condition in Fenicsx General	8	733	November 17, 2022
Error with my code Errors	1	113	May 2, 2024
Error 'int' object has no attribute 'ufl_id' Errors	1	414	June 9, 2022
Error and I can't follow up with new fixes Errors	5	55	October 22, 2024