How To Fix /SAPAPO/MAT102 - Minimum lot size greater than maximum lot size

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/MAT -

• Message number: 102

• Message text: Minimum lot size greater than maximum lot size

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/MAT102 - Minimum lot size greater than maximum lot size ?

  The SAP error message /SAPAPO/MAT102 indicates that there is a configuration issue with the lot size settings for a material in the Advanced Planning and Optimization (APO) module. Specifically, this error occurs when the minimum lot size defined for a material is greater than the maximum lot size. This situation is logically inconsistent and prevents the system from generating valid production or procurement proposals.
  Cause:
  
  Configuration Error: The minimum lot size is set to a value that is higher than the maximum lot size in the material master data or in the planning settings.
  Data Entry Mistake: During the setup of the material, incorrect values may have been entered for the minimum and maximum lot sizes.
  Master Data Issues: The material master data may have been incorrectly maintained, leading to this inconsistency.
  
  Solution:
  To resolve this error, you need to adjust the lot size settings for the affected material. Here are the steps to do so:
  
  
  Access Material Master Data:
  
  Go to transaction code MM02 (Change Material) or MM03 (Display Material).
  Enter the material number that is causing the error.
  
  
  
  Check Lot Size Settings:
  
  Navigate to the relevant views (usually the MRP or Purchasing view).
  Look for the fields related to lot sizes, specifically "Minimum Lot Size" and "Maximum Lot Size".
  
  
  
  Adjust Values:
  
  Ensure that the minimum lot size is less than or equal to the maximum lot size. If necessary, adjust the values accordingly.
  Save the changes.
  
  
  
  Re-run Planning:
  
  After making the adjustments, re-run the planning process to see if the error persists.
  
  
  
  Related Information:
  
  Lot Size Types: Understand the different types of lot sizes (e.g., fixed lot size, lot-for-lot, etc.) and how they impact planning.
  APO Configuration: Review the configuration settings in APO to ensure that they align with your business requirements.
  Documentation: Refer to SAP documentation or help files for more detailed information on lot size settings and their implications in planning.
  Testing: After making changes, it is advisable to test the planning run in a development or quality environment before applying changes to the production system.
  
  By following these steps, you should be able to resolve the /SAPAPO/MAT102 error and ensure that your material lot size settings are correctly configured.