How To Fix WC027 - Partner no. &, message cat. &: no FM name maintained in port defin.

SAP Error Message - Details

• Message type: E = Error

• Message class: WC - POS interface - outbound and Tickets & Additionals

• Message number: 027

• Message text: Partner no. &, message cat. &: no FM name maintained in port defin.

What causes this issue?

Port &V3& has been defined in outbound parameters for message category
&V2& for partner number &V1& and partner type KU. No name of a function
module that determines the file name to be written
has been maintained in the port definition.

System Response

Download of this message category cannot be properly carried out.

How to fix this error?

<DS:TRAN.WE21>Maintain the function module names in the port
definitions</> for &V3&.

Error message extract from SAP system. Copyright SAP SE.