Hi I am Getting Following error when I am trying to solve thin film silicon solar cell model in comsol

Undefined value found.

- Detail: Undefined value found in the stiffness matrix.

There are 2 equations giving NaN/Inf in the matrix rows for the variable comp1.Ph.

at coordinates: (8.55325e-008,2.73711e-007), (8.12713e-008,2.69566e-007), ...

and similarly for the degrees of freedom, NaN/Inf in the matrix columns.

thanks and regards

Khalil ElKhamisy

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