How To Fix SWF_HTTP121 - There is no binding for interface definition '&1'

SWF_HTTP121 - Overview

• Message type: E = Error

• Message class: SWF_HTTP - Web Services in the Workflow: Server Functions

• Message number: 121

• Message text: There is no binding for interface definition '&1'

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 SWF_HTTP121 - There is no binding for interface definition '&1' ?

  The SAP error message SWF_HTTP121, which states "There is no binding for interface definition '&1'", typically occurs in the context of SAP Workflow or when dealing with web services in SAP. This error indicates that the system is unable to find a binding for the specified interface definition, which is necessary for the workflow or web service to function correctly.
  Causes:
  
  Missing Binding: The most common cause is that the binding for the specified interface definition has not been created or is missing in the system.
  Incorrect Configuration: There may be an issue with the configuration of the workflow or web service, such as incorrect settings in the service definition or binding.
  Transport Issues: If the interface definition was recently transported from another system, the binding may not have been included in the transport.
  Authorization Issues: Sometimes, the user executing the workflow or web service may not have the necessary authorizations to access the binding.
  
  Solutions:
  
  
  Create