How To Fix AXT_MODEL214 - 1:N table (&1) requires an unmapped key field

SAP Error Message - Details

• Message type: E = Error

• Message class: AXT_MODEL -

• Message number: 214

• Message text: 1:N table (&1) requires an unmapped key field

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message AXT_MODEL214 - 1:N table (&1) requires an unmapped key field ?

  The SAP error message AXT_MODEL214 indicates that there is an issue with a 1:N (one-to-many) relationship in your data model, specifically that a key field in the table is not properly mapped. This typically occurs in the context of SAP Data Modeling, such as when working with SAP BW (Business Warehouse) or SAP HANA.
  
  Cause:
  The error arises when:
  
  A key field in a 1:N relationship is not defined or mapped correctly in the data model.
  The data model expects a unique identifier for the "one" side of the relationship, but it cannot find a corresponding key field in the "many" side.
  There may be inconsistencies in the data model configuration, such as missing or incorrectly defined attributes.
  
  
  Solution:
  To resolve the AXT_MODEL214 error, you can follow these steps:
  
  
  Check the Data Model Configuration:
  
  Open the data model in the SAP modeling tool (e.g., SAP BW Modeling Tools or SAP HANA Studio).
  Verify that the 1:N relationship is correctly defined.