How To Fix CNV_DCII_COMM007 - Key of second record of table &1. See context

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_DCII_COMM - messages of objects of dev class CNV_DCII_COMM

• Message number: 007

• Message text: Key of second record of table &1. See context

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_DCII_COMM007 - Key of second record of table &1. See context ?

  The SAP error message CNV_DCII_COMM007 typically occurs during data migration or data conversion processes, particularly when using the SAP Data Conversion Workbench (DCW) or similar tools. This error indicates that there is an issue with the key of the second record in a specified table, which can lead to problems in data processing.
  Cause:
  The error message suggests that there is a problem with the key of the second record in the specified table. This could be due to several reasons, including:
  
  Duplicate Keys: The key for the second record may be a duplicate of another record, which violates the uniqueness constraint of the table.
  Missing Key Fields: One or more key fields required to uniquely identify the record may be missing or null.
  Data Format Issues: The data format of the key fields may not match the expected format, leading to validation errors.
  Incorrect Mapping: During the data migration process, the mapping of fields may not be correctly defined, causing issues with how the keys are interpreted.
  
  Solution:
  To resolve the CNV_DCII_COMM007 error, you can take the following steps:
  
  
  Check for Duplicates: Review the data in the specified table to ensure that there are no duplicate keys. If duplicates are found, you will need to resolve them by either removing or modifying the records.
  
  
  Validate Key Fields: Ensure that all key fields are populated and contain valid data. If any key fields are missing, you will need to provide the necessary values.
  
  
  Review Data Formats: Check the data formats of the key fields to ensure they match the expected formats defined in the table structure.
  
  
  Examine Mapping Configuration: If you are using a data migration tool, review the mapping configuration to ensure that the key fields are correctly mapped to the corresponding fields in the target table.
  
  
  Consult Logs: Look at the detailed logs or context provided with the error message for more specific information about the issue. This may give you insights into which specific records or fields are causing the problem.
  
  
  Test with Sample Data: If possible, test the migration process with a smaller set of sample data to isolate the issue and verify that the changes you make resolve the error.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the CNV_DCII_COMM007 error. SAP frequently updates its knowledge base with solutions for common errors.
  Documentation: Review the documentation for the data migration tool you are using, as it may provide additional context or troubleshooting steps specific to the tool.
  Community Forums: Consider reaching out to SAP community forums or support channels for assistance from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the underlying cause of the CNV_DCII_COMM007 error.