How To Fix /IWBEP/SBDSP_DM012 - In Query operation, only one output table can be used

/IWBEP/SBDSP_DM012 - Overview

• Message type: E = Error

• Message class: /IWBEP/SBDSP_DM -

• Message number: 012

• Message text: In Query operation, only one output table can be used

Self-Explanatory Message

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/IWBEP/SBDSP_DM012 - Details

• The SAP error message /IWBEP/SBDSP_DM012 indicates that in a query operation, only one output table can be used. This error typically arises in the context of SAP Gateway or OData services when you are trying to define or execute a query that involves multiple output tables, which is not allowed.
  
  Cause:
  
  Multiple Output Tables: The primary cause of this error is that the query operation is attempting to return data from more than one output table. In OData services, each query operation is expected to return data from a single entity type.
  Incorrect Service Definition: The service definition may have been incorrectly set up to include multiple entities in a way that is not supported.
  Improper Query Structure: The query being executed may be structured in a way that inadvertently references multiple output tables.
  
  
  Solution:
  
  Review the Query: Check the query being executed to ensure that it is only referencing a single output table. If you