How To Fix OAA_PARALLEL_ATP018 - Package size &1 is invalid

SAP Error Message - Details

• Message type: E = Error

• Message class: OAA_PARALLEL_ATP - Message class for parallel ATP

• Message number: 018

• Message text: Package size &1 is invalid

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message OAA_PARALLEL_ATP018 - Package size &1 is invalid ?

  The SAP error message OAA_PARALLEL_ATP018, which states "Package size &1 is invalid," typically occurs in the context of Advanced ATP (Available-to-Promise) checks in SAP. This error indicates that the package size specified in the system is not valid, which can lead to issues in processing orders or managing inventory.
  Cause:
  
  
  Invalid Package Size: The package size specified in the configuration or during the transaction is not recognized by the system. This could be due to:
  
  A typo or incorrect entry in the package size field.
  The package size not being defined in the relevant master data (e.g., material master).
  The package size being outside the acceptable range defined in the system.
  
  
  
  Configuration Issues: There may be issues with the configuration settings related to packaging in the Advanced ATP settings.
  
  
  Master Data Issues: The material master data may not have the correct packaging information set up, leading to this error when the system tries to process it.
  
  
  Solution:
  
  
  Check Package Size: Verify the package size being used in the transaction. Ensure that it is a valid number and within the acceptable range.
  
  
  Review Material Master Data:
  
  Go to the material master (transaction code MM03) and check the packaging data for the relevant material.
  Ensure that the package size is defined correctly and is valid.
  
  
  
  Configuration Settings:
  
  Review the configuration settings for Advanced ATP (transaction code SPRO).
  Navigate to the relevant sections for packaging and ensure that the settings are correctly defined.
  
  
  
  Update or Correct Data: If you find any discrepancies in the package size or configuration, update or correct the data accordingly.
  
  
  Testing: After making changes, test the transaction again to see if the error persists.
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  MM03: Display Material Master
  SPRO: Customizing Implementation Guide
  OAA1: Advanced ATP Configuration
  
  
  
  Documentation: Refer to SAP Help documentation for Advanced ATP and packaging to understand the requirements and configurations better.
  
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional guidance.
  
  
  Support: If the issue persists after checking the above points, consider reaching out to SAP support or your internal SAP team for further assistance.
  
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.