How To Fix SIC_NORM_ENGINE031 - Interface variable &1 of rule not assigned

SAP Error Message - Details

• Message type: E = Error

• Message class: SIC_NORM_ENGINE - Messages from normalization engine

• Message number: 031

• Message text: Interface variable &1 of rule not assigned

What causes this issue?

Interface variable &V2& of conditional rule &V1& has no variable
assignment.

System Response

The conditional rule is inconsistent and cannot be executed.

How to fix this error?

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

Procedure for System Administrators

Correct conditional rule &V1&.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SIC_NORM_ENGINE031 - Interface variable &1 of rule not assigned ?

  The SAP error message SIC_NORM_ENGINE031 indicates that there is an issue with an interface variable in a normalization rule that has not been assigned properly. This error typically occurs in the context of SAP's data normalization processes, particularly when working with the SAP Information Steward or SAP Data Services.
  Cause:
  The error is caused by one of the following reasons:
  
  Unassigned Interface Variable: The specific interface variable mentioned in the error message has not been assigned a value or is not linked to any data source.
  Configuration Issues: There may be a misconfiguration in the normalization rule or the data flow that prevents the variable from being properly assigned.
  Missing Mapping: The mapping between the source data and the normalization rule may be incomplete or incorrect.
  
  Solution:
  To resolve the error, you can follow these steps:
  
  
  Check the Normalization Rule:
  
  Open the normalization rule in the SAP Information Steward or Data Services.
  Verify that all interface variables are correctly defined and assigned.
  
  
  
  Assign the Interface Variable:
  
  Ensure that the variable mentioned in the error message is assigned a value from the data source.
  If the variable is supposed to receive data from a specific field, make sure that the mapping is correctly set up.
  
  
  
  Review Data Flow:
  
  Check the data flow to ensure that the data is being passed correctly to the normalization rule.
  Make sure that the data source is correctly connected and that there are no issues with the data extraction.
  
  
  
  Test the Normalization Rule:
  
  After making the necessary adjustments, test the normalization rule to ensure that it processes without errors.
  Run a sample data set to verify that the interface variable is now being populated correctly.
  
  
  
  Consult Documentation:
  
  If the issue persists, refer to the SAP documentation for normalization rules and interface variables for additional guidance.
  
  
  
  Seek Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support or consulting with a colleague who has experience with SAP data normalization.
  
  
  
  Related Information:
  
  Normalization Rules: These are used to standardize data formats and values across different data sources.
  Interface Variables: These are placeholders in normalization rules that are used to receive input data.
  SAP Information Steward: A tool that helps manage data quality and provides insights into data governance.
  SAP Data Services: A data integration and transformation tool that allows for data cleansing, profiling, and integration.
  
  By following these steps, you should be able to identify and resolve the issue related to the SIC_NORM_ENGINE031 error message.