How To Fix J#204 - The sequence number in the parameter records must be unique

SAP Error Message - Details

• Message type: E = Error

• Message class: J# -

• Message number: 204

• Message text: The sequence number in the parameter records must be unique

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message J#204 - The sequence number in the parameter records must be unique ?

  The SAP error message J#204, which states "The sequence number in the parameter records must be unique," typically occurs in the context of SAP's financial or logistics modules when there are issues with the sequence numbers assigned to parameter records in a transaction or configuration.
  Cause:
  
  Duplicate Sequence Numbers: The most common cause of this error is that there are multiple parameter records with the same sequence number. In SAP, sequence numbers are used to uniquely identify records, and having duplicates violates this requirement.
  Incorrect Configuration: If the configuration of a particular module (like pricing, tax calculation, etc.) has been set up incorrectly, it may lead to the generation of duplicate sequence numbers.
  Data Migration Issues: If data has been migrated from another system or if there have been manual entries that did not adhere to the uniqueness requirement, this error can occur.
  
  Solution:
  
  Identify Duplicates: Check the parameter records in the relevant configuration or transaction to identify any duplicate sequence numbers. This can often be done through transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to view the underlying tables.
  Correct the Records: Once duplicates are identified, you will need to either delete or modify the records to ensure that each sequence number is unique. This may involve changing the sequence number of one of the records or removing unnecessary duplicates.
  Review Configuration: If the error is related to configuration, review the settings in the relevant module to ensure that they are set up correctly and that there are no conflicting entries.
  Data Validation: If data migration is involved, ensure that proper validation checks are in place to prevent duplicates from being introduced during the migration process.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that can help you navigate through the configuration and data records, such as SE11, SE16, or specific transaction codes related to the module you are working with (e.g., VK11 for pricing).
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional guidance on handling sequence numbers.
  Documentation: Review SAP documentation related to the specific module you are working with to understand how sequence numbers are generated and managed.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP Basis or functional team for further assistance, as they may have additional tools or insights into the specific configuration of your SAP environment.