Automate the boring stuff so you can focus on the physics. 🚀
| | Manual Section | Root Cause | Fix | | :--- | :--- | :--- | :--- | | "Failed to create mesh: Negative Jacobian" | §9.4.2 | Distorted, non-orthogonal mesh cells | Increase mesh step size or smooth the waveguide bend radius. | | "Material data not found for wavelength" | §7.3.1 | Missing Sellmeier coefficients for your specified λ | Use Material > Fit Index to interpolate data from the manual’s table. | | "Boundary condition mismatch: PML" | §14.1 | PML thickness too thin relative to evanescent field | Set PML thickness to ≥ 1λ and PML Reflectivity = 1e-6 . | | "License checkout failed" | Appendix C | Environment variable RSOFT_LICENSE_FILE not set | Follow manual syntax: set RSOFT_LICENSE_FILE=port@server | rsoft cad manual