How To Fix CNV893 - No field is excluded from the conversion; mapping values exist for all

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV - Conversion: Messages for Conversion Services (CNCC)

• Message number: 893

• Message text: No field is excluded from the conversion; mapping values exist for all

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV893 - No field is excluded from the conversion; mapping values exist for all ?

  The SAP error message CNV893 indicates that during a data conversion process, the system has detected that there are no fields excluded from the conversion, and mapping values exist for all fields. This typically occurs in the context of data migration or conversion projects, particularly when using SAP's data migration tools.
  Cause:
  
  Mapping Configuration: The error usually arises when the mapping configuration for the data conversion is set up in such a way that all fields are included in the conversion process, but the system expects at least one field to be excluded.
  Conversion Rules: The conversion rules may not be correctly defined, leading to a situation where the system cannot find any fields to exclude.
  Data Structure Changes: If there have been changes in the data structure or the source system, it may lead to inconsistencies in the mapping.
  
  Solution:
  
  Review Mapping Configuration: Check the mapping configuration in the data migration tool. Ensure that at least one field is marked for exclusion if that is the intended behavior.
  Adjust Conversion Rules: Modify the conversion rules to ensure that they align with the expected data structure and that at least one field is excluded from the conversion.
  Consult Documentation: Refer to the SAP documentation for the specific data migration tool you are using (e.g., SAP S/4HANA Migration Cockpit, SAP Data Services) to understand the expected configuration and requirements.
  Test with Sample Data: Run a test conversion with a smaller dataset to identify if the issue persists and to troubleshoot the mapping configuration.
  Seek Support: If the issue cannot be resolved, consider reaching out to SAP support or consulting with an SAP expert who can provide guidance based on the specific context of your project.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Data Migration Tools: Familiarize yourself with the specific data migration tools and their functionalities, as they may have unique settings or requirements.
  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 cause of the CNV893 error and implement a solution to resolve it.