How To Fix R3078 - RFC destination &1 for BW is not maintained in source system

SAP Error Message - Details

• Message type: E = Error

• Message class: R3 - Service API messages

• Message number: 078

• Message text: RFC destination &1 for BW is not maintained in source system

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message R3078 - RFC destination &1 for BW is not maintained in source system ?

  The SAP error message R3078 indicates that the RFC (Remote Function Call) destination for a Business Warehouse (BW) system is not maintained in the source system. This typically occurs when there is an attempt to access data from a BW system, but the connection settings are not properly configured.
  Cause:
  
  Missing RFC Destination: The RFC destination for the BW system is not created or is incorrectly configured in the source system.
  Incorrect Configuration: The RFC destination might exist but may have incorrect parameters (like the wrong hostname, system number, or client).
  Authorization Issues: The user may not have the necessary authorizations to access the RFC destination.
  Network Issues: There could be network connectivity issues preventing the source system from reaching the BW system.
  
  Solution:
  
  
  Create or Maintain RFC Destination:
  
  Go to transaction code SM59 in the source system.
  Check if the RFC destination for the BW system exists. If it does not, create a new RFC destination.
  If it exists, ensure that it is correctly configured:
  
  Connection Type: Ensure it is set to the correct type (usually "3" for ABAP connections).
  Target Host: Verify that the hostname or IP address is correct.
  System Number: Ensure the system number is correct.
  Client: Check that the client number is correct.
  Logon Data: Ensure that the user credentials are correct and that the user has the necessary authorizations.
  
  
  
  
  
  Test the RFC Connection:
  
  After creating or maintaining the RFC destination, use the "Test Connection" feature in SM59 to verify that the connection to the BW system is successful.
  
  
  
  Check Authorizations:
  
  Ensure that the user account used for the RFC connection has the necessary authorizations to access the BW system.
  
  
  
  Network Configuration:
  
  If the RFC destination is correctly configured but still not working, check for any network issues that might be preventing the connection. This could involve checking firewalls, VPNs, or other network settings.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM59: To manage RFC destinations.
  ST22: To check for dumps that might provide more context on the error.
  SLG1: To check application logs for any related error messages.
  
  
  
  Documentation: Refer to SAP Help documentation for detailed steps on configuring RFC destinations and troubleshooting connectivity issues.
  
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address specific issues related to RFC destinations and BW connectivity.
  
  
  By following these steps, you should be able to resolve the R3078 error and establish a successful connection between your source system and the BW system.