How To Fix CNV_10020631 - Cluster block &1: max value is missing for check

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_10020 - Message class for package 10020

• Message number: 631

• Message text: Cluster block &1: max value is missing for check

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].
For cluster block &V1& the check could not be performed because the max
value of the predecessor block is missing.

How to fix this error?

There is nothing to do. Min/max values should be stored to increase the
performance of the scan. This is not a must.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_10020631 - Cluster block &1: max value is missing for check ?

  The SAP error message CNV_10020631 typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that there is a missing maximum value for a specific cluster block, which can prevent the successful execution of the migration process.
  Cause:
  
  Missing Configuration: The error often arises when the configuration for the cluster block is incomplete or missing the maximum value settings.
  Data Inconsistencies: There may be inconsistencies in the data being migrated, such as missing values or incorrect data types.
  Custom Development: If there are custom developments or modifications in the data model, they may not align with the expected structure during migration.
  Version Compatibility: The error can also occur if there are compatibility issues between the source and target systems, especially if the data structures have changed.
  
  Solution:
  
  Check Configuration: Review the configuration settings for the cluster block in question. Ensure that all required fields, including maximum values, are properly defined.
  Data Validation: Validate the data being migrated to ensure that it meets the expected criteria. Look for any missing or incorrect values that could trigger this error.
  Adjust Migration Settings: If you are using a migration tool, check the settings and mappings to ensure they are correctly defined for the target system.
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration process you are using. There may be specific guidelines or patches available.
  Debugging: If you have access to the development environment, consider debugging the migration process to identify the exact point of failure and gather more details about the missing maximum value.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance. Provide them with the error message and any relevant logs or details about your migration process.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional context.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit or the specific migration tool you are using for best practices and troubleshooting tips.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can share their solutions.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.