Undefined variable error

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Hello,

I am getting this error when running a model.

Undefined variable. - Variable: comp1.plas.ndotE_wAr_1p - Geometry: geom1 - Boundary: 9 Failed to evaluate Jacobian of expression. - Expression: (comp1.plas.M_wArcomp1.plas.Rsurf_3_wAr)dvol_spatial Failed to evaluate Jacobian of expression. - Expression: (comp1.plas.M_wArcomp1.plas.Rsurf_3_wArtest(WAr))*(dvol_spatial)

Unable to find the variable.

Please share any insights on what the issue might be. Thanks!


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