How To Fix WG401 - Not all information exists that is required for order splitting

SAP Error Message - Details

• Message type: E = Error

• Message class: WG - Messages for store order and investment buy

• Message number: 401

• Message text: Not all information exists that is required for order splitting

What causes this issue?

In logically splitting a purchase order on the database, function
module WLB_PO_SPILTTING was called with incomplete purchase order data.
At least one of the following input parameters was not filled by the
calling program:
CH_EKKO = purchase order header
T_EKPO = purchase order items
T_SPLIT_EKET = delivery schedules for order items with logical split
information.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

The error can only be corrected by changing the program at the calling
point of the FM.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.