How To Fix CNV20551799 - Drop insert technique is &1 at the start of the activity for package &2

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 799

• Message text: Drop insert technique is &1 at the start of the activity for package &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20551799 - Drop insert technique is &1 at the start of the activity for package &2 ?

  The SAP error message CNV20551799, which states "Drop insert technique is &1 at the start of the activity for package &2," typically occurs in the context of data migration or data transfer processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools.
  Cause:
  This error message indicates that there is an issue with the data transfer method being used. The "Drop insert technique" refers to a specific method of inserting data into a database, where existing data may be dropped (deleted) before new data is inserted. The error suggests that the system is trying to use this technique at an inappropriate time or in an incorrect context, possibly due to:
  
  Configuration Issues: The migration or data transfer package may not be configured correctly.
  Data Integrity Constraints: There may be constraints in the target database that prevent the drop insert technique from being executed.
  Incompatibility: The data being migrated may not be compatible with the drop insert method due to its structure or relationships.
  Package State: The package may be in a state that does not allow for the drop insert operation to be performed.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  Check Configuration: Review the configuration settings for the migration package. Ensure that the drop insert technique is appropriate for the data being processed.
  Review Data Constraints: Check for any constraints or dependencies in the target database that may prevent the drop insert operation. This includes foreign key constraints, unique indexes, etc.
  Modify Migration Strategy: If the drop insert technique is not suitable, consider changing the migration strategy to a different method that does not involve dropping existing data.
  Consult Documentation: Refer to the SAP documentation for the specific migration tool you are using to understand the requirements and limitations of the drop insert technique.
  Check Logs: Look at the detailed logs for the migration process to identify any additional error messages or warnings that may provide more context about the issue.
  Test with Sample Data: If possible, test the migration with a smaller set of sample data to see if the issue persists. This can help isolate the problem.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit or the specific tool you are using for data migration to ensure you are following best practices.
  
  If the issue persists after trying these solutions, consider reaching out to SAP support for further assistance.