How To Fix RSRTS_CDS242 - Characteristic &1 must not be used in both structures (alias &2 and &3)

RSRTS_CDS242 - Overview

• Message type: E = Error

• Message class: RSRTS_CDS - Messages Transient CDS Queries

• Message number: 242

• Message text: Characteristic &1 must not be used in both structures (alias &2 and &3)

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSRTS_CDS242 - Characteristic &1 must not be used in both structures (alias &2 and &3) ?

  The SAP error message RSRTS_CDS242 indicates that a characteristic is being used in two different structures (aliases) within a Composite Data Source (CDS) view or a similar context, which is not allowed. This typically occurs in the context of SAP BW (Business Warehouse) or SAP HANA when working with data models.
  
  Cause:
  The error arises when:
  
  A characteristic (e.g., a field or dimension) is included in two different structures (aliases) within the same CDS view or data model.
  This can happen if the same characteristic is defined in multiple places, leading to ambiguity in how the data should be processed or displayed.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Identify the Structures: Determine which two structures (aliases) are causing the conflict. The error message will provide the names of the aliases (e.g., &2 and &3).
  
  
  Review the Data Model: Check the definitions of the two structures to see where the characteristic (&1) is being