How To Fix CNV20551771 - Table &1 is not considered as it is maintained in CNV_20551_NOCONS table

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 771

• Message text: Table &1 is not considered as it is maintained in CNV_20551_NOCONS table

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20551771 - Table &1 is not considered as it is maintained in CNV_20551_NOCONS table ?

  The SAP error message CNV20551771 indicates that a specific table (denoted as &1) is not being considered during a data migration or conversion process because it is listed in the CNV_20551_NOCONS table. This typically occurs in the context of SAP data migration projects, particularly when using the SAP S/4HANA Migration Cockpit or other data conversion tools.
  Cause:
  The error arises because the table in question is explicitly excluded from the conversion process. This exclusion is usually done for one of the following reasons:
  
  The table contains data that is not relevant for the migration.
  The data in the table is handled differently or is not needed in the target system.
  The table may have been identified as problematic or unnecessary during the migration planning phase.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Review the CNV_20551_NOCONS Table: Check the contents of the CNV_20551_NOCONS table to understand why the specific table is excluded. You can do this by executing a simple SQL query or using transaction SE11 to view the table.
  
  
  Assess the Need for the Table: Determine if the data in the excluded table is necessary for your migration. If it is required, you may need to:
  
  Remove the entry from the CNV_20551_NOCONS table (if you have the necessary permissions and it is appropriate to do so).
  Ensure that the data is prepared and transformed correctly for the target system.
  
  
  
  Consult Documentation: Review the migration documentation or guidelines provided by SAP for your specific migration scenario. There may be specific instructions regarding tables that should be excluded or included.
  
  
  Engage with SAP Support: If you are unsure about the implications of modifying the CNV_20551_NOCONS table or if you encounter further issues, consider reaching out to SAP Support for guidance.
  
  
  Testing: After making any changes, conduct thorough testing to ensure that the migration proceeds smoothly and that the integrity of the data is maintained.
  
  
  Related Information:
  
  Migration Cockpit: Familiarize yourself with the SAP S/4HANA Migration Cockpit, which provides tools and templates for data migration.
  Data Migration Best Practices: Review best practices for data migration, including data cleansing, validation, and transformation.
  SAP Notes: Check for any relevant SAP Notes that may provide additional context or solutions related to this error message.
  
  By following these steps, you should be able to address the CNV20551771 error and proceed with your data migration successfully.