FM: WRF_POHF_PO_CHANGE to close Seasonal Purchase Order

Hi All,

Can anyone of you please let me know the usage of FM: WRF_POHF_PO_CHANGE.

I want to close(delivery complete indicator to be marked ) the seasonal purchase order with this function module.

I want to know the input parameters for this.

whenever I am trying so, it is showing any error message neither it marks the delivery complete indicator.

Thanks.

Regards,

Aadhya.