How To Fix CNV20200117 - Cyclistic change/ chain regarding &1=&2

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20200 - Messages for development class CNV_20200

• Message number: 117

• Message text: Cyclistic change/ chain regarding &1=&2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20200117 - Cyclistic change/ chain regarding &1=&2 ?

  The SAP error message CNV20200117 typically relates to issues encountered during data migration or conversion processes, particularly in the context of the SAP S/4HANA migration or similar projects. The message indicates a problem with a "cyclistic change" or "chain" regarding specific fields or values, denoted by &1 and &2.
  Cause:
  
  Data Inconsistency: The error often arises due to inconsistencies in the data being migrated. This could be due to cyclic dependencies or relationships that cannot be resolved during the conversion process.
  Configuration Issues: Incorrect configuration settings in the migration tools or the source system can lead to this error.
  Business Logic Violations: The data being migrated may violate business rules or constraints defined in the target system.
  
  Solution:
  
  Data Validation: Review the data in the source system for inconsistencies or cyclic dependencies. Ensure that the data adheres to the expected format and business rules.
  Adjust Configuration: Check the configuration settings of the migration tool. Ensure that all necessary parameters are correctly set and that the migration process is aligned with the business requirements.
  Error Logs: Analyze the detailed error logs generated during the migration process. These logs can provide insights into the specific records or fields causing the issue.
  Manual Intervention: In some cases, manual adjustments to the data may be necessary to resolve cyclic dependencies or to correct data that does not meet the target system's requirements.
  Consult Documentation: Refer to SAP's official documentation or notes related to the specific migration tool you are using. There may be specific guidelines or patches available to address this error.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  Migration Tools: Familiarize yourself with the specific migration tools being used (e.g., SAP S/4HANA Migration Cockpit, SAP Data Services) and their documentation for best practices.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  If the issue persists after following these steps, it may be beneficial to reach out to SAP support for further assistance.