How To Fix WPOC016 - Delivery date cannot be left empty in document &1 for item &2

SAP Error Message - Details

• Message type: E = Error

• Message class: WPOC - Messages for Package WPOC

• Message number: 016

• Message text: Delivery date cannot be left empty in document &1 for item &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WPOC016 - Delivery date cannot be left empty in document &1 for item &2 ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WPOC016: Delivery date cannot be left empty in document &1 for item &2
  
  Cause:
  This error occurs because the Delivery Date field is mandatory for the specified document and item, but it has been left blank or not maintained. The system requires a valid delivery date to process the document (such as a Purchase Order, Sales Order, or Production Order) correctly.
  
  The delivery date is essential for scheduling, planning, and logistics.
  The document type or item category settings enforce the delivery date as a required field.
  Sometimes, this can happen if the user manually deletes the delivery date or if the date is not defaulted due to missing master data or configuration.
  
  
  When does it occur?
  
  During creation or change of Purchase Orders (PO), Sales Orders (SO), or other documents involving delivery scheduling.
  When saving or posting the document.
  When the system checks for completeness of mandatory fields.
  
  
  Solution:
  
  
  Enter a valid Delivery Date:
  
  Go to the document/item in question.
  Maintain a valid delivery date in the delivery date field.
  The date should be within allowed scheduling parameters (e.g., not in the past or outside the planning horizon).
  
  
  
  Check Master Data:
  
  Verify if the material master or vendor master has relevant scheduling parameters.
  Check if the plant or storage location has valid calendar and working days defined.
  
  
  
  Check Configuration:
  
  Review the item category settings in transaction OMWN or relevant IMG path.
  Ensure that the delivery date is set as mandatory or optional as per business requirements.
  Check if any user-exits or BADIs are clearing the delivery date field unintentionally.
  
  
  
  Automatic Date Determination:
  
  If the delivery date is supposed to be defaulted automatically, check the scheduling agreements, delivery schedules, or copy control settings.
  Ensure that the system can determine the delivery date from the source document or master data.
  
  
  
  User Training:
  
  Train users to always maintain the delivery date when creating or modifying documents.
  
  
  
  
  Related Information:
  
  Transaction Codes: ME21N (Create PO), VA01 (Create SO), CO01 (Create Production Order)
  IMG Path for Item Category: Logistics ? Materials Management ? Purchasing ? Purchase Order ? Define Item Categories
  Scheduling Parameters: Material Master (MARC), Vendor Master, Plant Calendar
  SAP Notes: Check SAP OSS notes for any known bugs related to delivery date handling.
  User-Exits/BADIs: EXIT_SAPMM06E_012 (for PO), USEREXIT_SAVE_DOCUMENT_PREPARE (for SO) might affect delivery date.
  
  
  Summary:
  The error WPOC016 indicates that the delivery date is missing for a document item where it is mandatory. To resolve it, ensure that a valid delivery date is entered and that the system configuration supports automatic or manual entry of this date.
  
  If you provide the specific document type or transaction, I can give more tailored advice.