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Cannot evaluate expression : undefined variable - Comsol 5

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Hi,
I am new to comsol, I am using Comsol 5 as apart of my project. I am trying to run simple electrolysis model and it is showing the following error

Cannot evaluate expression.
Undefined variable.
- Variable: comp1.phil
- Geometry: geom1
- Domain: 67
Failed to evaluate expression.
- Expression: comp1.phil
- Plot: slc1 (Slice)

Can you please help me?

I am attaching the model

2 Replies Last Post 12 mai 2016, 05:35 UTC−4
COMSOL Moderator

Hello Sai Krishna

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Posted: 9 years ago 23 janv. 2016, 08:17 UTC−5
I encounter the same problem now. Have you solved it?
I encounter the same problem now. Have you solved it?

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Posted: 9 years ago 12 mai 2016, 05:35 UTC−4
Hi,
I have a quite similar problem.
Does someone have an Idea how to solve this problem?

I have a variable (A) from one component that depends on the dependend variable (B) of the other component and I still get this erro message.
Thanks!
Hi, I have a quite similar problem. Does someone have an Idea how to solve this problem? I have a variable (A) from one component that depends on the dependend variable (B) of the other component and I still get this erro message. Thanks!

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