How To Fix CNV_10020628 - All min values are greater than the predecessor max values

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_10020 - Message class for package 10020

• Message number: 628

• Message text: All min values are greater than the predecessor max values

What causes this issue?

If the relationship data of a path is stored <zh>sorted</> in the
cluster table, the min value of block[i] has to be greater than the max
value of block[i-1].
This is true for all cluster blocks.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_10020628 - All min values are greater than the predecessor max values ?

  The SAP error message CNV_10020628: All min values are greater than the predecessor max values 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 is a conflict in the data ranges being processed, where the minimum values for a certain set of data are greater than the maximum values of the preceding set. This can lead to inconsistencies and errors in the data migration process.
  Causes:
  
  Data Range Conflicts: The most common cause is that the data being migrated has been defined in such a way that the minimum values for a new set of records exceed the maximum values of the previous set. This can happen due to incorrect data mapping or transformation rules.
  Incorrect Configuration: The configuration settings for the migration might not be set up correctly, leading to mismatches in expected data ranges.
  Data Quality Issues: There may be underlying data quality issues in the source system, such as incorrect or inconsistent data entries.
  
  Solutions:
  
  Review Data Mapping: Check the mapping of the data fields in the migration process. Ensure that the minimum and maximum values are correctly defined and that there are no conflicts.
  Adjust Data Values: If possible, adjust the data in the source system to ensure that the minimum values do not exceed the maximum values of the predecessor records. This may involve cleaning or transforming the data.
  Check Configuration Settings: Review the configuration settings in the migration tool to ensure that they are set up correctly and that there are no misconfigurations that could lead to this error.
  Data Validation: Implement data validation checks before migration to identify and resolve any potential conflicts in data ranges.
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration tool you are using for any additional guidance or known issues.
  
  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 specific guidelines for resolving this error.
  Community Forums: Engage with SAP community forums or support channels where other users may have encountered and resolved similar issues.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.