How To Fix MD_SUBSTN048 - Sets do not have the same validities

SAP Error Message - Details

• Message type: E = Error

• Message class: MD_SUBSTN - Messages for Master Data Substitution

• Message number: 048

• Message text: Sets do not have the same validities

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MD_SUBSTN048 - Sets do not have the same validities ?

  The SAP error message MD_SUBSTN048 indicates that there is a mismatch in the validity periods of the sets being used in a substitution or planning scenario. This typically occurs in the context of Material Requirements Planning (MRP) or when working with master data in SAP.
  Cause:
  The error arises when you attempt to use two or more sets (for example, in a substitution strategy) that do not have overlapping validity periods. Each set has a defined validity period, and if these periods do not align, SAP cannot process the substitution or planning request.
  Solution:
  To resolve the MD_SUBSTN048 error, you can take the following steps:
  
  
  Check Validity Periods:
  
  Go to the relevant transaction (e.g., transaction code MD61 for planning or MD62 for changing planning) and check the validity periods of the sets involved.
  Ensure that the validity periods of the sets you are trying to use overlap. If they do not, you will need to adjust the validity periods.
  
  
  
  Adjust Validity:
  
  If you find that the validity periods do not match, you can either:
  
  Extend the validity of one or both sets to ensure they overlap.
  Create a new set with a validity period that encompasses the required time frame.
  
  
  
  
  
  Review Substitution Settings:
  
  If the error occurs during a substitution process, review the substitution settings in the relevant configuration (e.g., transaction OMD1 for defining substitution strategies).
  Ensure that the substitution rules are correctly defined and that the sets used in the rules have compatible validity periods.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for more detailed information on managing sets and their validity periods.
  
  
  
  Testing:
  
  After making adjustments, test the process again to ensure that the error has been resolved.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MD61, MD62, OMD1, and others related to MRP and master data management.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Roles: Ensure that you have the necessary authorizations to make changes to the sets and their validity periods.
  
  By following these steps, you should be able to resolve the MD_SUBSTN048 error and continue with your planning or substitution activities in SAP.