How To Fix MC703 - Base table & was included more than once

SAP Error Message - Details

• Message type: E = Error

• Message class: MC - Aggregate: views, matchcodes, lock objects

• Message number: 703

• Message text: Base table & was included more than once

What causes this issue?

A base table was included more than once in a view.

System Response

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

How to fix this error?

Enter each base table only once.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MC703 - Base table & was included more than once ?

  The SAP error message MC703, which states "Base table & was included more than once," typically occurs in the context of reporting or data extraction processes, particularly when working with InfoObjects or queries in SAP BW (Business Warehouse) or similar environments. This error indicates that a base table has been referenced multiple times in a way that is not allowed, leading to ambiguity in the data model.
  
  Cause:
  
  Duplicate Table References: The most common cause of this error is that the same base table has been included multiple times in a query or data model. This can happen if you are trying to join or relate the same table in different ways without proper differentiation.
  Incorrect Data Model Design: The data model may have been designed in a way that inadvertently includes the same table multiple times, leading to conflicts.
  Query Design Issues: If you are using a query designer, it may have inadvertently