萌新一枚,最近在学习Cadence,PEX跑完了做后仿,结果出现了这样的问题ERROR (SFE-3): "input.scs" 39: The subckt `rnposab_pcell_0' is being redefined. Previously, it was defined in line 29 of `input.scs'. Remove or rename either definition.Warning from spectre during hierarchy flattening.