How To Fix CNV20308045 - No authorization &1 in RFC target &2 for table &3

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20308 - SLO CWB Package Comparison

• Message number: 045

• Message text: No authorization &1 in RFC target &2 for table &3

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20308045 - No authorization &1 in RFC target &2 for table &3 ?

  The SAP error message CNV20308045 indicates that there is a lack of authorization for a specific user to access a target system via Remote Function Call (RFC) for a particular table. This error typically arises during data migration or conversion processes, especially when using tools like SAP's Data Migration Workbench or during system conversions.
  Cause:
  
  Missing Authorizations: The user executing the operation does not have the necessary authorizations to access the specified table in the target system.
  Incorrect RFC Destination: The RFC destination might not be correctly configured, or the user credentials used for the RFC connection may not have the required permissions.
  Role Assignment: The user may not have the appropriate roles assigned that include access to the required tables in the target system.
  
  Solution:
  
  
  Check User Authorizations:
  
  Verify the user’s authorizations in the target system. You can do this by using transaction SU53 immediately after the error occurs to see what authorizations are missing.
  Ensure that the user has the necessary authorizations for the specific table and any related objects.
  
  
  
  Review RFC Destination:
  
  Check the configuration of the RFC destination in transaction SM59. Ensure that the destination is correctly set up and that the user credentials used for the connection have the necessary permissions.
  
  
  
  Assign Roles:
  
  If the user lacks the required roles, assign the appropriate roles that include access to the table in question. This can be done through transaction PFCG.
  
  
  
  Consult Security Team:
  
  If you are unsure about the required authorizations or how to assign them, consult your SAP security team or administrator for assistance.
  
  
  
  Testing:
  
  After making the necessary changes, test the connection again to ensure that the error is resolved.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  SU53: Display Authorization Check
  SM59: RFC Destinations
  PFCG: Role Maintenance
  
  
  Authorization Objects: You may need to check specific authorization objects related to the table access, such as S_TABU_DIS for table display access.
  Documentation: Refer to SAP documentation or notes related to authorization issues and RFC connections for more detailed guidance.
  
  By following these steps, you should be able to resolve the CNV20308045 error and ensure that the user has the necessary authorizations to perform the required operations in the target system.