How To Fix CNV_20100527 - Uploaded data &1 &2 differs from current critical merge data, no update

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20100 - Messageclass for chart of account conversion

• Message number: 527

• Message text: Uploaded data &1 &2 differs from current critical merge data, no update

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 CNV_20100527 - Uploaded data &1 &2 differs from current critical merge data, no update ?

  The SAP error message CNV_20100527 indicates that there is a discrepancy between the uploaded data and the current critical merge data during a data migration or conversion process. This error typically occurs in the context of SAP's data migration tools, particularly when using the SAP S/4HANA Migration Cockpit or similar tools.
  Cause:
  The error arises when the data being uploaded does not match the expected format or values in the target system. This can happen due to several reasons:
  
  Data Integrity Issues: The uploaded data may have been altered or corrupted, leading to inconsistencies.
  Version Mismatch: The data being uploaded may be from a different version or configuration than what the target system expects.
  Missing Dependencies: The uploaded data may rely on other data that is not present or has been modified in the target system.
  Validation Rules: The data may not meet the validation rules defined in the target system, leading to rejection.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Data Consistency: Verify that the uploaded data is consistent with the current data in the target system. Look for any discrepancies in key fields or values.
  
  
  Review Logs: Check the detailed logs provided by the migration tool for more specific information about what caused the error. This can help identify the exact data points that are causing the issue.
  
  
  Data Mapping: Ensure that the data mapping between the source and target systems is correctly defined. Make sure that all required fields are included and correctly formatted.
  
  
  Update Critical Merge Data: If necessary, update the critical merge data in the target system to align with the uploaded data. This may involve adjusting existing records or adding new ones.
  
  
  Re-upload Data: After making the necessary corrections, attempt to re-upload the data. Ensure that the data is in the correct format and adheres to any validation rules.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration tool you are using for any additional troubleshooting steps or known issues.
  
  
  Engage SAP Support: If the issue persists, consider reaching out to SAP support for assistance. They may have additional insights or patches that can help resolve the issue.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide guidance on data migration issues.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit or the specific tool you are using 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 error and implement a solution to successfully upload your data.