How To Fix MDG_OTC_CUST002 - Main object type must not be identical to object type &1

MDG_OTC_CUST002 - Overview

• Message type: E = Error

• Message class: MDG_OTC_CUST - MDG: Object Type Code Maintenance messages

• Message number: 002

• Message text: Main object type must not be identical to object type &1

What causes this issue?

You have entered the object type itself as the main object type.

System Response

The system cannot store changes.

How to fix this error?

Enter another object ID as the main object type or deselect the
<LB>Projection </>checkbox.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MDG_OTC_CUST002 - Main object type must not be identical to object type &1 ?

  The SAP error message MDG_OTC_CUST002 indicates that there is an issue with the configuration of object types in the Master Data Governance (MDG) system. Specifically, the error states that the main object type must not be identical to the object type specified (denoted as &1 in the message).
  
  Cause:
  This error typically occurs in scenarios where you are trying to create or modify a data model or a process in MDG, and the system detects that the main object type (the primary entity you are working with) is the same as the object type you are trying to define or use. This is not allowed because it can lead to circular references or logical inconsistencies in the data model.
  
  Solution:
  To resolve this error, you should:
  
  
  Check Object Type Configuration: Review the configuration of the object types in your MDG setup. Ensure that the main object type is distinct from the object type you are