How To Fix /SAPAPO/OM_BASIS016 - No external key exists

/SAPAPO/OM_BASIS016 - Overview

• Message type: E = Error

• Message class: /SAPAPO/OM_BASIS -

• Message number: 016

• Message text: No external key exists

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/OM_BASIS016 - No external key exists ?

  The SAP error message /SAPAPO/OM_BASIS016 No external key exists typically occurs in the context of SAP Advanced Planning and Optimization (APO) when the system is unable to find a corresponding external key for a specific object or transaction. This can happen in various scenarios, such as during data transfer, planning, or when trying to access certain master data.
  Causes:
  
  Missing External Key: The most common cause is that the external key (which could be a unique identifier for a material, location, or other objects) is not present in the system.
  Data Transfer Issues: If data is being transferred from another system (like SAP ERP) to SAP APO, and the external key is not included in the transfer, this error can occur.
  
  Configuration Issues: Incorrect configuration in the integration settings between SAP ERP and SAP APO can lead to missing keys.
  Master Data Issues: The relevant master data (like materials, locations, etc.) may not be properly