错误求助[error] Port refinement,process abc3d : The frequency specified

[error] Port refinement, process abc3d : The frequency specified for this problem is too low. The solution may not be converged. Check the frequency and the material properties for this problem.

请高手指点！不胜感激！

提示不是很明确么？频率太低。检查一下频率设置吧