How To Fix CK823 - Field overflow: lot size & for material &/plant & too large

SAP Error Message - Details

• Message type: E = Error

• Message class: CK - Product Costing Messages

• Message number: 823

• Message text: Field overflow: lot size & for material &/plant & too large

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CK823 - Field overflow: lot size & for material &/plant & too large ?

  The SAP error message CK823, which states "Field overflow: lot size & for material &/plant & too large," typically occurs during the process of material valuation or when performing a cost estimate in SAP. This error indicates that the lot size specified for a material in a particular plant exceeds the maximum allowable value for the field in the database.
  Cause:
  
  Lot Size Configuration: The lot size defined for the material in the material master or in the cost estimate is too large for the field that stores this value in the database.
  Data Entry Error: There may have been an error in data entry where an unusually large number was input for the lot size.
  Material Master Settings: The settings in the material master record may not be aligned with the expected values for lot sizes.
  Costing Variant Settings: The costing variant used may have restrictions or settings that do not accommodate the specified lot size.
  
  Solution:
  
  
  Check Material Master Data:
  
  Go to the material master record (transaction code MM03) and check the lot size settings for the relevant material and plant.
  Ensure that the lot size is within acceptable limits.
  
  
  
  Adjust Lot Size:
  
  If the lot size is indeed too large, adjust it to a more reasonable value that fits within the system's constraints.
  
  
  
  Review Costing Variant:
  
  Check the costing variant settings (transaction code OKKN) to ensure that they are configured correctly and do not impose limits that are too restrictive.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or consult with your SAP Basis or functional team to understand the maximum allowable values for lot sizes in your specific SAP environment.
  
  
  
  Testing:
  
  After making adjustments, perform a test run of the cost estimate or valuation to ensure that the error no longer occurs.
  
  
  
  Related Information:
  
  Field Lengths: The maximum length of fields in SAP can vary based on the version and configuration. Understanding the specific field lengths for lot sizes in your SAP system can help prevent this error.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on handling lot sizes.
  User Exits and Enhancements: If your organization has custom enhancements or user exits, ensure that they are not inadvertently causing this issue.
  
  If the problem persists after following these steps, it may be necessary to engage with SAP support or your internal IT team for further investigation.