How To Fix SRT_WSP659 - Invalid proxy class "&1" in service group "&2"

SRT_WSP659 - Overview

• Message type: E = Error

• Message class: SRT_WSP - Messages for SRT WSP

• Message number: 659

• Message text: Invalid proxy class "&1" in service group "&2"

Self-Explanatory Message

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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 SRT_WSP659 - Invalid proxy class "&1" in service group "&2" ?

  The SAP error message SRT_WSP659 indicates that there is an issue with the proxy class associated with a web service in the specified service group. This error typically arises in the context of SAP's web service runtime environment, particularly when dealing with web service proxies.
  
  Cause:
  
  Invalid Proxy Class: The proxy class specified in the error message is either not generated, not activated, or does not exist in the system.
  Service Group Issues: The service group may not be correctly configured, or the proxy class may not be properly linked to the service group.
  Transport Issues: If the proxy class was transported from another system, it may not have been transported correctly, leading to inconsistencies.
  Namespace Issues: There may be a mismatch in the namespace of the proxy class and the service group.
  
  
  Solution:
  
  
  Check Proxy Class:
  
  Go to transaction SE80 (Object Navigator) and check if the proxy class exists.
  If it does not exist, you may need to