How To Fix MC504 - Join fields &1-&2 and &3-&4 come from the same table

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 504

• Message text: Join fields &1-&2 and &3-&4 come from the same table

What causes this issue?

In the join relationship, two fields (&V2& and &V4&) of the same table
(&V1&) were connected. Normally this is not meaningful.

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?

Define the join condition between fields from two different base tables
of the view.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MC504 - Join fields &1-&2 and &3-&4 come from the same table ?

  The SAP error message MC504 indicates that there is an issue with the join fields in a query or report where two fields from the same table are being used in a way that is not allowed. This typically occurs in the context of data extraction or reporting, particularly when working with InfoProviders in SAP BW (Business Warehouse) or similar environments.
  
  Cause:
  The error arises when you attempt to join fields from the same table in a way that is not permitted. This can happen in scenarios such as:
  
  You are trying to create a query that joins two fields from the same table, which can lead to ambiguous results.
  The fields being joined do not have a clear relationship, or the join condition is not properly defined.
  
  
  Solution:
  To resolve the MC504 error, consider the following steps:
  
  
  Review the Query Design: Check the query or report design to ensure that you are not trying to join