How To Fix WS_TOOL066 - Choose at least one method

SAP Error Message - Details

• Message type: E = Error

• Message class: WS_TOOL - Message Class for Web Services and Virtual Endpoints

• Message number: 066

• Message text: Choose at least one method

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message WS_TOOL066 - Choose at least one method ?

  SAP Error Message:
  
  WS_TOOL066 - Choose at least one method
  
  Cause:
  This error occurs when you are working with Web Services in SAP (for example, in SOAMANAGER or when configuring web service bindings) and you attempt to proceed without selecting any communication method or binding method. The system requires at least one method (such as SOAP, HTTP, or other protocol bindings) to be chosen to define how the web service will be accessed or exposed.
  
  When does it occur?
  
  While creating or editing a web service binding.
  When configuring communication methods for a web service.
  In SOAMANAGER or related web service configuration tools, if no method is selected before saving or proceeding.
  
  
  Solution:
  
  Go back to the screen where you configure the web service methods.
  Select at least one communication method (e.g., SOAP 1.1, SOAP 1.2, HTTP GET, HTTP POST).
  Save the configuration again.
  
  If you are unsure which method to select, consult your web service design or the consuming application's requirements to determine the appropriate protocol.
  
  Additional Information:
  
  Transaction / Tool: SOAMANAGER (Web Service Configuration)
  Context: Web service binding creation or modification.
  Related Notes: Sometimes, this error can also appear if the system is missing certain configuration or if the user does not have the necessary authorizations to select methods.
  Authorization: Ensure you have the required roles to configure web services.
  SAP Help: Refer to SAP Help Portal documentation on SOAMANAGER and web service configuration for detailed steps.
  
  
  Summary:
  
  
  
  Aspect
  Details
  
  
  
  
  Error
  WS_TOOL066 - Choose at least one method
  
  
  Cause
  No communication method selected
  
  
  Solution
  Select at least one method and save
  
  
  Context
  Web service binding configuration
  
  
  
  
  If you continue to face issues after selecting a method, check for system notes or patches related to web service configuration or consult your BASIS/NetWeaver team.