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Error in 2D fluid structure interaction problem

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Hi all,

I am new to Comsol and I am trying to simulate a 2D fluid structure interaction problem. However, I got this error,

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Exception:
com.femlab.jni.FlNativeException: Failed to evaluate expression
Messages:
Failed to evaluate expression
- Expression: u-x+X

Failed to evaluate variable
- Variable: u
- Geometry: 1
- Dimension: 1
- Domain group: {1}

Segregated group X2


Stack trace:
at evaltree.cpp, row 757, ()
at xevalutil.cpp, row 2433, ()
at segregsolver.cpp, row 457, ()
at com.femlab.solver.FlSolver.femStatic(Native Method)
at com.femlab.solver.FemStatic.run(Unknown Source)
at com.femlab.server.FlRunner.run(Unknown Source)
at com.femlab.util.j.run(Unknown Source)
at com.femlab.util.ae.run(Unknown Source)
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Any help would be much appreciated. Thank you all.

0 Replies Last Post 13.04.2010, 01:30 GMT-4
COMSOL Moderator

Hello danny fong

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