How To Fix PIC01028 - Materials are already assigned to a supersession chain

SAP Error Message - Details

• Message type: E = Error

• Message class: PIC01 - Parts Interchangeability Message Class

• Message number: 028

• Message text: Materials are already assigned to a supersession chain

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message PIC01028 - Materials are already assigned to a supersession chain ?

  The SAP error message PIC01028 indicates that the materials you are trying to assign to a supersession chain are already part of an existing supersession chain. This typically occurs in the context of product lifecycle management, where materials are replaced or updated over time.
  Cause:
  
  Existing Assignment: The materials you are attempting to assign are already linked to another supersession chain.
  Data Integrity: SAP enforces data integrity rules to prevent multiple assignments of the same material to different supersession chains, which could lead to confusion and errors in inventory management and reporting.
  
  Solution:
  To resolve the PIC01028 error, you can take the following steps:
  
  
  Check Existing Supersession Chains:
  
  Use transaction codes like MM03 (Display Material) to check the current supersession chain assignments for the materials in question.
  Identify the existing supersession chain and determine if it is still valid or if it needs to be updated.
  
  
  
  Remove Existing Assignment:
  
  If the materials need to be moved to a new supersession chain, you may need to first remove them from the existing chain. This can typically be done using transaction codes like MM02 (Change Material) or through the relevant configuration settings in the material master.
  
  
  
  Reassign Materials:
  
  After removing the materials from the existing supersession chain, you can then proceed to assign them to the new supersession chain.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files related to material management and supersession chains for specific instructions and best practices.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting SAP Notes for any known issues or patches related to this error.
  
  
  
  Related Information:
  
  Supersession Chain: A supersession chain is a sequence of materials where one material replaces another. This is common in industries where products are frequently updated or replaced.
  Material Master Data: Understanding how material master data is structured in SAP is crucial for managing supersession chains effectively.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM01 (Create Material), MM02 (Change Material), and MM03 (Display Material) for managing material data.
  
  By following these steps, you should be able to resolve the PIC01028 error and manage your materials effectively within SAP.