How To Fix CNV_MBT_46045 - Error occured while adding nodes; database is inconsistent

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT_46 - PCL message class

• Message number: 045

• Message text: Error occured while adding nodes; database is inconsistent

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_MBT_46045 - Error occured while adding nodes; database is inconsistent ?

  The SAP error message CNV_MBT_46045 indicates that there is an inconsistency in the database while trying to add nodes during a data migration or conversion process. This error is typically associated with the SAP Landscape Transformation (SLT) or SAP Data Migration tools, particularly when using the Migration Cockpit or similar tools.
  Cause:
  
  
  Database Inconsistency: The error suggests that there are inconsistencies in the database tables that are being accessed or modified. This could be due to:
  
  Missing or corrupted data in the source or target tables.
  Referential integrity issues where foreign key constraints are violated.
  Incomplete or failed previous migration steps that left the database in an inconsistent state.
  
  
  
  Configuration Issues: Incorrect configuration settings in the migration tool or in the source/target systems can also lead to this error.
  
  
  Data Model Changes: If there have been changes to the data model (e.g., changes in table structures, relationships, etc.) after the migration process has started, it can lead to inconsistencies.
  
  
  Solution:
  
  
  Check Database Consistency:
  
  Use database tools or transaction codes (like SE11, SE14) to check the integrity of the database tables involved in the migration.
  Look for any missing entries or broken relationships in the data.
  
  
  
  Review Migration Logs:
  
  Check the logs generated during the migration process for any warnings or errors that might indicate where the inconsistency originated.
  Look for specific entries related to the nodes being added.
  
  
  
  Re-run Migration Steps:
  
  If the error occurred due to a failed previous step, try re-running the migration steps that were successful before the error occurred.
  
  
  
  Adjust Configuration:
  
  Review the configuration settings in the migration tool to ensure they are correct and aligned with the source and target systems.
  
  
  
  Data Cleansing:
  
  If there are data quality issues, consider cleansing the data in the source system before attempting the migration again.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes or patches that address this specific error message or related issues.
  
  
  
  Engage SAP Support:
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. Provide them with detailed logs and information about the migration process.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE14 (Database Utility), and SLT-related transactions.
  Documentation: Review the official SAP documentation for the migration tool you are using, as it may provide specific guidance on handling errors and best practices for data migration.
  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 the root cause of the CNV_MBT_46045 error and take appropriate actions to resolve it.