How To Fix FDT_HRF124 - CDS document &1 contains key fields from multiple tables

FDT_HRF124 - Overview

• Message type: E = Error

• Message class: FDT_HRF - FDT: HRF

• Message number: 124

• Message text: CDS document &1 contains key fields from multiple tables

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_HRF124 - CDS document &1 contains key fields from multiple tables ?

  The SAP error message FDT_HRF124 indicates that there is an issue with a Core Data Services (CDS) view or document that is trying to use key fields from multiple tables. This can occur when the CDS view is not properly defined, leading to ambiguity in how the data is being retrieved or joined.
  
  Cause:
  The error typically arises due to the following reasons:
  
  Multiple Key Fields: The CDS view is attempting to include key fields from more than one table, which can lead to confusion about which key should be used for identification.
  Improper Join Conditions: The join conditions between the tables may not be correctly defined, leading to a situation where the system cannot determine a single key for the resulting dataset.
  Inconsistent Data Model: The underlying data model may not be designed to support the intended use of the CDS view, especially if the tables involved are not related in a way that