How To Fix W4026 - &: & sales and operations plan exists

W4026 - Overview

• Message type: E = Error

• Message class: W4 - Messages for material discontinuation

• Message number: 026

• Message text: &: & sales and operations plan exists

What causes this issue?

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?

Delete the <DS:GLOS.3526C471AFAB52B9E10000009B38F974>sales and
operations plans</> for the material. You can then archive the
material.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

W4026 - Details

• SAP Error Message:
  W4026 & : & sales and operations plan exists
  
  Meaning / 
  Cause:
  This warning message typically appears in the context of Sales and Operations Planning (SOP) within SAP. It indicates that a Sales and Operations Plan already exists for the specified parameters (such as planning version, product, plant, or planning period).
  In other words, when you try to create or copy a sales and operations plan for a particular combination of key fields, SAP detects that a plan already exists and issues this warning to prevent duplicate or conflicting plans.
  
  When does it occur?
  
  During creation or copying of SOP data.
  When trying to save or generate a plan that overlaps with an existing plan.
  While working in transaction codes related to SOP, such as MC81, MC85, or planning version maintenance.
  
  
  Cause Details:
  
  The system finds an existing SOP record for the same planning version, product, plant, and planning period.
  This could be due to:
  Attempting to create a