How To Fix /IWFND/CM_MGW_RT064 - Association Set &1 not defined in Metadata

/IWFND/CM_MGW_RT064 - Overview

• Message type: E = Error

• Message class: /IWFND/CM_MGW_RT -

• Message number: 064

• Message text: Association Set &1 not defined in Metadata

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.

/IWFND/CM_MGW_RT064 - Details

• The SAP error message /IWFND/CM_MGW_RT064 indicates that there is an issue with the OData service where an association set is not defined in the metadata. This typically occurs in the context of SAP Gateway services when the service is trying to access an association that has not been properly defined or is missing in the metadata.
  
  Cause:
  
  Missing Association Definition: The association set referenced in the error message is not defined in the service's metadata. This could be due to a missing or incorrectly configured association in the data model.
  Service Activation Issues: The OData service may not be activated properly, or there may be inconsistencies in the service definition.
  Model Changes: If there have been recent changes to the underlying data model (like adding or removing associations) without regenerating the service, it can lead to this error.
  Versioning Issues: If there are multiple versions of the service, the version being called may not have