Hi all. I am trying to model a semiconductor heterojunction tunneling for 8 domains , and i got this error when trying to simulate the model.
"undefined value found in the equation residual vector.there are 2627 degree of freedom giving NaN/Inf in the vector for the variable comp1.Efn_. at coordinate .....".
Can anyone help me with this error. I don't understand and how to fix it.Thank you in advance.