How To Fix PACKAGE_BUILDER01609 - Interface characterized as 'not extendable'

SAP Error Message - Details

• Message type: E = Error

• Message class: PACKAGE_BUILDER01 - Messages for Package Builder

• Message number: 609

• Message text: Interface characterized as 'not extendable'

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 PACKAGE_BUILDER01609 - Interface characterized as 'not extendable' ?

  The SAP error message PACKAGE_BUILDER01609 indicates that an interface is characterized as "not extendable." This typically occurs in the context of SAP's Business Object Processing Framework (BOPF) or when working with Business Object Interfaces in the ABAP environment.
  
  Cause:
  The error arises when you attempt to extend or modify an interface that has been defined as non-extendable. This can happen for several reasons:
  
  Interface Definition: The interface was explicitly defined as non-extendable in its definition.
  System Restrictions: Certain standard interfaces provided by SAP are designed to be non-extendable to maintain system integrity and prevent unintended consequences from modifications.
  Versioning: The interface may belong to a version of the software that does not support extensions.
  
  
  Solution:
  To resolve this error, consider the following approaches:
  
  
  Check Interface Definition: Review the interface definition in the SAP system to confirm whether it is indeed marked as non-extendable. This can be done using transaction codes like SE80 (Object Navigator) or SE11 (Data Dictionary).
  
  
  Use