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The first calculated eigenfrequency of the full Design Space is lower than the chosen frequency constraint. The optimisation logic isn’t able to reduce material in this case. There is a workaround on the frequency help page.

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Detail specified together with either complexity or resolution - using detail for optimization

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Please adjust the Intensity value of the Support Reduction according to the boundaries.

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invalid supportReductionMode … expected off, passive, reactive or active.

Please set the Support Reduction Mode to one of the supported modes.

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missing / incompatible strutDensity setting for use with support avoidance.

If you are using the Support Reduction, you need to define a Strut Density.

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Please check the environment variable for the MSC Nastran installation

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OperatorFailure operator … crashed

A specific operator crashed. Please contact the MSC support.

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Cannot inflate geometry with zero vertices

This can occur to a current limitation. Please make sure that a point load or a displacement constraint on a point is not applied at the edge of an interface. Increase the Interface or change the load to a surface instead.

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Unfeasible FEM setup: Missing fixation in one or more directions

Check the model set-up. All 3 degrees of freedom have to be constraint.

Escalations

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