How To Fix /MOC/CONFIG016 - Only one main reference object is allowed

/MOC/CONFIG016 - Overview

• Message type: E = Error

• Message class: /MOC/CONFIG -

• Message number: 016

• Message text: Only one main reference object is allowed

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /MOC/CONFIG016 - Only one main reference object is allowed ?

  The SAP error message /MOC/CONFIG016: Only one main reference object is allowed typically occurs in the context of SAP's Master Object Configuration (MOC) or similar configuration scenarios where a main reference object is expected. This error indicates that the system has detected multiple main reference objects when only one is permitted.
  
  Cause:
  
  
  Multiple Main Reference Objects: The primary cause of this error is that the configuration or data entry process has inadvertently assigned more than one object as the main reference object. This can happen during the creation or modification of a configuration where the system expects a single main reference.
  
  
  Data Integrity Issues: There may be inconsistencies in the data that lead the system to believe that multiple main reference objects are defined.
  
  
  Configuration Errors: Incorrect settings or configurations in the MOC or related modules can lead to this error.
  
  
  
  Solution:
  
  
  Review Configuration: Check the configuration settings where the error occurred. Ensure that only one