How To Fix CNV20551475 - Pool &1 and pool table &2 with separate program but same sequence number

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20551 - message for package 20551 (company code delete)

• Message number: 475

• Message text: Pool &1 and pool table &2 with separate program but same sequence number

What causes this issue?

For pool table &V2& and associated table pool &V1&, separate programs
are generated, but the sequence numbers are the same.
If you use the drop-insert technique, simultaneous execution of these
two programs may lead to problems.

System Response

Warning

How to fix this error?

Modify the sequence number of one of the two related tables in CNVTABLES
so that the two programs run sequentially. Then execute this activity
once again.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20551475 - Pool &1 and pool table &2 with separate program but same sequence number ?

  The SAP error message CNV20551475 typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that there are two different pool tables that have been assigned the same sequence number in the conversion process, which can lead to conflicts or inconsistencies in data processing.
  Cause:
  The primary cause of this error is that two different pool tables (denoted as &1 and &2 in the error message) have been assigned the same sequence number. This can happen due to:
  
  Configuration Issues: Incorrect configuration in the migration or conversion settings where multiple tables are inadvertently assigned the same sequence number.
  Data Model Changes: Changes in the data model or migration logic that result in overlapping sequence numbers for different tables.
  Custom Development: Custom programs or enhancements that may not adhere to the expected sequence numbering conventions.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Identify the Tables: Check the specific pool tables mentioned in the error message. You can usually find this information in the detailed error log or by analyzing the migration configuration.
  
  
  Review Sequence Numbers: Examine the sequence numbers assigned to the pool tables in your migration or conversion configuration. Ensure that each table has a unique sequence number.
  
  
  Adjust Configuration: If you find that two tables have the same sequence number, adjust the configuration to assign unique sequence numbers to each table. This may involve modifying the migration settings or the underlying data model.
  
  
  Test the Changes: After making the necessary adjustments, re-run the migration or conversion process to see if the error persists.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration tool you are using for any additional guidance or best practices.
  
  
  Seek Support: If the issue continues to occur, consider reaching out to SAP support or consulting with an SAP expert who can provide more tailored assistance based on your specific environment and configuration.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit or the specific tool you are using for data migration, as it may contain useful information regarding error handling and configuration.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify and resolve the CNV20551475 error effectively.