How To Fix /IWNGW/CM_HUB086 - User does not have authorization to invoke the RFC

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWNGW/CM_HUB -

• Message number: 086

• Message text: User does not have authorization to invoke the RFC

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWNGW/CM_HUB086 - User does not have authorization to invoke the RFC ?

  The SAP error message /IWNGW/CM_HUB086 indicates that a user does not have the necessary authorization to invoke a Remote Function Call (RFC). This typically occurs in scenarios where a user is trying to access a function module or service that requires specific authorizations that the user does not possess.
  Cause:
  
  Missing Authorizations: The user lacks the required authorizations in their user profile to execute the RFC.
  Role Assignment: The roles assigned to the user do not include the necessary permissions for the specific RFC function.
  Profile Issues: The user profile may not be correctly configured to allow access to the required transactions or function modules.
  Authorization Object: The authorization object associated with the RFC may not be included in the user's roles.
  
  Solution:
  
  
  Check User Authorizations:
  
  Use transaction SU01 to check the user's authorizations.
  Review the roles assigned to the user and ensure they include the necessary permissions for the RFC.
  
  
  
  Review Authorization Objects:
  
  Identify the specific authorization objects required for the RFC. This can often be found in the documentation for the function module or service being called.
  Common authorization objects for RFCs include S_RFC, S_RFC_ADM, and S_USER_AUTH.
  
  
  
  Modify Roles:
  
  If the user lacks the necessary authorizations, you may need to modify the roles assigned to the user.
  Use transaction PFCG to adjust the roles and add the required authorization objects.
  
  
  
  Testing:
  
  After making changes, test the RFC call again to ensure that the user can now invoke the function without errors.
  
  
  
  Consult Security Team:
  
  If you are not authorized to make changes to user roles or authorizations, consult your SAP security team for assistance.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SU01: User Maintenance
  PFCG: Role Maintenance
  SU53: Display Authorization Check (to analyze authorization issues)
  
  
  
  Authorization Objects:
  
  S_RFC: General RFC authorization
  S_RFC_ADM: Administration of RFC connections
  S_USER_AUTH: User authorization checks
  
  
  
  Documentation: Refer to SAP Help documentation for detailed information on authorization management and RFCs.
  
  
  By following these steps, you should be able to resolve the authorization issue related to the /IWNGW/CM_HUB086 error message.