How To Fix WRF_APC343 - Missing dates in date line. Check your transportation chains &1 and &2

WRF_APC343 - Overview

• Message type: E = Error

• Message class: WRF_APC - Messages for Operational Assortment Planning and Control

• Message number: 343

• Message text: Missing dates in date line. Check your transportation chains &1 and &2

What causes this issue?

The resulting date line does not contain a presentation date, latest
purchasing order generation date or delivery date to the distribution
center. Changes in the date line cannot be accepted.

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

System Response

How to fix this error?

Check the transportation chains.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WRF_APC343 - Missing dates in date line. Check your transportation chains &1 and &2 ?

  Certainly! Here's a detailed explanation of the SAP error message:
  
  SAP Error Message:
  WRF_APC343: Missing dates in date line. Check your transportation chains &1 and &2
  
  
  Cause:
  This error occurs in the Advanced Planning and Optimization (APO) module, specifically in the Transportation Planning/Vehicle Scheduling or Supply Network Planning (SNP) areas when working with transportation lanes or chains.
  
  The system expects a continuous and complete date line (timeline) for transportation chains.
  The error indicates that there are missing dates in the date line for the transportation chains referenced by the placeholders &1 and &2.
  This usually happens when the transportation chain is incomplete or incorrectly maintained, causing gaps in the planning horizon.
  It can also occur if the transportation lanes or chains have inconsistent or missing validity periods or if the transportation chain is not properly defined for the entire planning horizon.
  
  
  Explanation:
  
  Transportation chains represent the sequence of transportation lanes or steps that goods follow from source to destination.
  Each chain