ERROR -- Subcircuit XFMR1 used by X_U5 is undefined
ERROR -- Subcircuit AMPSIMP used by X_U10 is undefined
ERROR -- Subcircuit PWMVM used by X_U9 is undefined
我运行的是这个仿真文件:Chapitre2chapter2_PWMSwitchCollection of PWM switch circuits-PSpiceFilesIsolated CUK VMIsolated CUK VM.net