How To Fix WES_OUTBOUND013 - Error while creating the proxy instance: &1

SAP Error Message - Details

• Message type: E = Error

• Message class: WES_OUTBOUND - Messages for Outbound Services

• Message number: 013

• Message text: Error while creating the proxy instance: &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WES_OUTBOUND013 - Error while creating the proxy instance: &1 ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WES_OUTBOUND013 - Error while creating the proxy instance: &1
  
  Cause:
  This error typically occurs when the SAP system tries to create an instance of a proxy class (usually for outbound communication in PI/PO or SAP Process Integration scenarios) but fails. The placeholder &1 is replaced by the actual proxy class name or instance name that could not be created.
  Common causes include:
  
  Missing or incorrect proxy class: The proxy class might not be generated or is not available in the system.
  Incorrect namespace or package assignment: The proxy might be assigned to a wrong or inactive package.
  Authorization issues: The user or system trying to create the proxy instance might lack necessary authorizations.
  Inconsistent or incomplete proxy generation: The proxy might have been generated incompletely or inconsistently.
  Missing or incorrect configuration in the Integration Builder or ESR: The proxy might not be properly configured or activated.
  Runtime environment issues: The system might have issues with the runtime environment or class loader.
  
  
  Solution:
  To resolve the error, follow these steps:
  
  
  Check the Proxy Class:
  
  Go to transaction SE24 (Class Builder) and check if the proxy class mentioned in the error exists.
  If it does not exist, regenerate the proxy.
  
  
  
  Regenerate the Proxy:
  
  Use transaction SPROXY to regenerate the proxy for the relevant service interface.
  Ensure that the proxy generation completes without errors.
  
  
  
  Check Package and Namespace:
  
  Verify that the proxy is assigned to the correct package and namespace.
  Make sure the package is active and transportable.
  
  
  
  Check Authorizations:
  
  Ensure that the user or system has the necessary authorizations to create proxy instances.
  Check roles and authorizations related to proxy usage.
  
  
  
  Check Integration Builder / ESR Configuration:
  
  Verify that the service interface and communication channels are correctly configured and activated.
  Check if the proxy is correctly linked to the communication channel.
  
  
  
  Check System Logs and Dumps:
  
  Use transaction ST22 to check for any short dumps related to the proxy creation.
  Use SM21 and SLG1 to check system logs and application logs for related errors.
  
  
  
  Check Runtime Environment:
  
  Sometimes, inconsistencies in the runtime environment or class loader cache can cause this.
  Try clearing the class loader cache or restarting the relevant application server instance.
  
  
  
  Transport Issues:
  
  If the proxy was transported from another system, ensure that all dependent objects were transported correctly.
  Re-import or re-generate the proxy if necessary.
  
  
  
  
  Related Information:
  
  Transaction SPROXY: Used to generate and maintain proxy objects.
  Transaction SE24: To check and maintain classes.
  Transaction SXMB_IFR: Integration Builder for PI/PO configuration.
  Transaction ST22: To analyze dumps.
  Transaction SM21: System log.
  Transaction SLG1: Application log.
  SAP Note references related to proxy generation and errors (search SAP Support Portal with the error message or proxy class name).
  
  
  Summary:
  The error WES_OUTBOUND013 indicates a failure in creating a proxy instance, usually due to missing or incorrectly generated proxy classes, authorization issues, or configuration problems. Regenerating the proxy in SPROXY, verifying configurations, and checking authorizations typically resolve the issue.
  
  If you provide the exact proxy class name or additional context, I can help you with more specific troubleshooting steps.