How To Fix NRSCNV394 - Remodeling rule is inconsistent

SAP Error Message - Details

• Message type: E = Error

• Message class: NRSCNV - Message class

• Message number: 394

• Message text: Remodeling rule is inconsistent

What causes this issue?

The remodeling rule you are trying to open is not consistent. This might
be because parameters were automatically added to the remodeling rule
when saving, which results in an inconsistent state when the remodeling
rule is loaded again.
This can happens if SAP Notes regarding Remodeling Toolbox have been
implemented, thus changing the list of required parameters of an
operation<(>,<)> and you are trying to load an older remodeling rule.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Create a new remodeling rule containing the same operation or operations
and try remodeling your InfoProvider again.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message NRSCNV394 - Remodeling rule is inconsistent ?

  The SAP error message NRSCNV394, which states "Remodeling rule is inconsistent," typically occurs during the data migration or transformation processes in SAP systems, particularly when using the SAP Data Migration or SAP S/4HANA Migration Cockpit. This error indicates that there is an inconsistency in the remodeling rules defined for the data transformation.
  Causes:
  
  Inconsistent Mapping: The mapping rules defined for the source and target fields may not align correctly, leading to inconsistencies.
  Missing Fields: Required fields in the target structure may not have corresponding fields in the source structure, or vice versa.
  Data Type Mismatches: The data types of the source and target fields may not be compatible, causing issues during the transformation.
  Logical Errors: There may be logical errors in the remodeling rules, such as circular references or invalid conditions.
  Configuration Issues: The configuration settings for the migration or remodeling process may not be set up correctly.
  
  Solutions:
  
  Review Mapping Rules: Check the mapping rules defined in the migration cockpit or data transformation tool. Ensure that all source fields are correctly mapped to the target fields.
  Validate Data Types: Ensure that the data types of the source and target fields are compatible. If necessary, adjust the data types in the source or target structure.
  Check Required Fields: Verify that all required fields in the target structure have corresponding fields in the source structure. If any fields are missing, add them to the source or adjust the target structure.
  Examine Logical Conditions: Review any logical conditions or transformations defined in the remodeling rules to ensure they are valid and do not create inconsistencies.
  Test with Sample Data: Run tests with a small set of sample data to identify specific issues in the remodeling rules. This can help isolate the problem.
  Consult Documentation: Refer to SAP documentation or guides related to the specific migration or remodeling process you are using for additional insights and best practices.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to NRSCNV394 for any known issues or patches that may address the error.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit or the specific tool you are using for detailed guidelines on setting up remodeling rules.
  
  By following these steps, you should be able to identify and resolve the inconsistency causing the NRSCNV394 error in your SAP system.