[建模]cst cpw 仿真报错：Generalized port mode solver setup failed.

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一个很简单的cpw传输线采用cst2021的时域求解器仿真报错，提示如下 f,KB BBbG  
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Matrix computation (PBA) =abcLrf2G  
    [PBA version: default] [eDrjf3m  
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Using generalized port mode solver. ExS5RV@v'  
Port mode solver: Detected dispersive material(s) at port 1, 2. 7upko9d/  
Using a constant approximation of dispersive material(s) at 26 GHz and neglecting loss terms.  More... {;c'@U  
Absorbing 1 additional mode(s) at port 1. 7|DG1p9C  
Absorbing 1 additional mode(s) at port 2. At4\D+J{Vs  
Some (Q)TEM modes are not defined at port 1 and will automatically be absorbed in time domain calculation. This possibly leads to an inaccurate energy balance. Consider to increase the number of modes. More... -}|L<~  
Some (Q)TEM modes are not defined at port 2 and will automatically be absorbed in time domain calculation. This possibly leads to an inaccurate energy balance. Consider to increase the number of modes. More... ~\jP+[>M'  
Generalized port mode so .. C,Nf|L((6  
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