How To Fix MW488 - & &: maximum stock level not maintained. No stock comparison possible.

SAP Error Message - Details

• Message type: E = Error

• Message class: MW - Messages IS-R / Allocation Tables

• Message number: 488

• Message text: & &: maximum stock level not maintained. No stock comparison possible.

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MW488 - & &: maximum stock level not maintained. No stock comparison possible. ?

  The SAP error message MW488 indicates that there is an issue with the maximum stock level not being maintained for a material in the system. This error typically arises when you attempt to perform stock comparisons or inventory management activities, but the system cannot find the necessary maximum stock level data for the material in question.
  Cause:
  
  Missing Maximum Stock Level: The maximum stock level for the material has not been defined in the material master record.
  Incorrect Material Master Data: The material master data may be incomplete or incorrectly configured.
  Configuration Issues: There may be issues with the configuration settings in the inventory management module.
  Material Type Restrictions: The material type may not allow for maximum stock levels to be set.
  
  Solution:
  
  
  Check Material Master Data:
  
  Go to the material master record (transaction code MM03).
  Check the relevant views (e.g., Plant Data/Storage, MRP) to see if the maximum stock level is defined.
  If it is missing, you can update the material master using transaction code MM02 to add the maximum stock level.
  
  
  
  Define Maximum Stock Level:
  
  In the material master, navigate to the appropriate view and enter a value for the maximum stock level.
  Save the changes.
  
  
  
  Review Configuration:
  
  If the maximum stock level is not applicable for the material type, review the configuration settings in the SAP system.
  Check the settings in the Customizing (transaction code SPRO) under the Inventory Management section to ensure that maximum stock levels are enabled for the relevant material types.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files for additional guidance on managing stock levels and material master data.
  
  
  
  Testing:
  
  After making the necessary changes, perform the stock comparison or inventory management activity again to ensure that the error is resolved.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  MM03: Display Material Master
  MM02: Change Material Master
  SPRO: Customizing Implementation Guide
  
  
  Material Master Views: Ensure you are familiar with the different views of the material master, especially those related to inventory management and MRP.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  
  If the problem persists after following these steps, it may be beneficial to consult with your SAP support team or refer to SAP community forums for further assistance.