How To Fix /IWBEP/CM_CP091 - Missing change authorization for client proxy

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/CM_CP -

• Message number: 091

• Message text: Missing change authorization for client proxy

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/CM_CP091 - Missing change authorization for client proxy ?

  The SAP error message /IWBEP/CM_CP091 Missing change authorization for client proxy typically occurs in the context of SAP Gateway and OData services. This error indicates that the user does not have the necessary authorization to perform a change operation (such as create, update, or delete) on a client proxy.
  Cause:
  
  Missing Authorizations: The user executing the operation does not have the required authorizations assigned in their user profile. This could be due to missing roles or specific authorizations related to the OData service or the underlying data model.
  Service Configuration: The OData service may not be properly configured to allow changes, or the service might be in a read-only mode.
  Client Proxy Issues: There may be issues with the client proxy itself, such as it not being activated or properly set up.
  
  Solution:
  
  
  Check User Authorizations:
  
  Use transaction SU53 immediately after the error occurs to check for missing authorizations. This transaction will show you the last authorization check and can help identify what is missing.
  Ensure that the user has the necessary roles assigned that include the required authorizations for the OData service. This may include authorizations for the specific entities being modified.
  
  
  
  Review OData Service Configuration:
  
  Check the service configuration in transaction /IWFND/MAINT_SERVICE to ensure that the service is active and that the relevant operations (Create, Update, Delete) are enabled.
  Verify that the service is correctly registered and that the necessary backend system is connected.
  
  
  
  Check Client Proxy:
  
  Ensure that the client proxy is correctly generated and activated. You can check this in transaction SE80 or SE37 depending on how the proxy is set up.
  If necessary, regenerate the client proxy to ensure it is up to date with the backend service.
  
  
  
  Consult with Basis or Security Team:
  
  If you are unable to resolve the issue, consult with your SAP Basis or Security team to review the authorization roles and profiles assigned to the user.
  
  
  
  Related Information:
  
  Authorization Objects: The relevant authorization objects for OData services typically include S_SERVICE, S_RFC, and others depending on the specific operations being performed.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional guidance on this error.
  Documentation: Review the SAP Gateway documentation for more details on setting up and managing OData services and their authorizations.
  
  By following these steps, you should be able to identify and resolve the issue related to the /IWBEP/CM_CP091 error message.