How To Fix CNV20551456 - Error; entry in CNV_20551_TSTRU2 has length=0 (&)

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 456

• Message text: Error; entry in CNV_20551_TSTRU2 has length=0 (&)

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20551456 - Error; entry in CNV_20551_TSTRU2 has length=0 (&) ?

  The SAP error message CNV20551456 typically occurs during data migration processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that there is an issue with the data structure or mapping in the migration process, specifically related to the table CNV_20551_TSTRU2.
  Cause:
  The error message suggests that there is an entry in the CNV_20551_TSTRU2 table that has a length of 0. This can happen due to several reasons:
  
  Missing Data: The source data may have missing or incomplete entries that are expected to be populated in the target structure.
  Incorrect Mapping: The mapping configuration between the source and target structures may not be set up correctly, leading to empty fields.
  Data Transformation Issues: If there are transformation rules applied during the migration, they may not be correctly defined, resulting in empty values.
  Configuration Errors: There may be issues in the configuration of the migration project that lead to this error.
  
  Solution:
  To resolve the CNV20551456 error, you can take the following steps:
  
  
  Check the Source Data: Review the source data to ensure that all required fields are populated and that there are no missing values that could lead to empty entries in the target structure.
  
  
  Review Mapping Configuration: Go through the mapping configuration in the migration cockpit or tool you are using. Ensure that all fields are correctly mapped and that there are no discrepancies.
  
  
  Examine Transformation Rules: If you have defined any transformation rules, verify that they are correctly set up and that they do not inadvertently lead to empty values.
  
  
  Debugging: If you have access to debugging tools, you can trace the migration process to identify where the empty entry is being generated.
  
  
  Consult Documentation: Refer to the SAP documentation related to the specific migration project you are working on. There may be specific guidelines or known issues related to the CNV_20551_TSTRU2 table.
  
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional guidance.
  
  
  Contact SAP Support: If the issue persists after trying the above steps, consider reaching out to SAP Support for assistance. Provide them with detailed information about the error and the context in which it occurs.
  
  
  Related Information:
  
  CNV_20551_TSTRU2 Table: This table is part of the data migration framework and is used to define the structure of the data being migrated. Understanding its schema and purpose can help in troubleshooting.
  Data Migration Cockpit: Familiarize yourself with the SAP S/4HANA Migration Cockpit, as it provides tools and guidelines for data migration, including error handling and logging.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can share their solutions or experiences.
  
  By following these steps, you should be able to identify and resolve the cause of the CNV20551456 error in your SAP migration process.