How To Fix /UI2/BASIS_RFC001 - Source system alias is empty

SAP Error Message - Details

• Message type: E = Error

• Message class: /UI2/BASIS_RFC -

• Message number: 001

• Message text: Source system alias is empty

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /UI2/BASIS_RFC001 - Source system alias is empty ?

  The SAP error message /UI2/BASIS_RFC001 Source system alias is empty typically occurs in the context of SAP Fiori or UI5 applications when there is an issue with the configuration of the source system alias in the backend system. This error indicates that the system is unable to find a valid alias for the source system, which is necessary for the communication between the frontend and backend systems.
  Cause:
  
  Missing Configuration: The source system alias may not be configured in the backend system.
  Incorrect Settings: The settings for the source system alias might be incorrect or incomplete.
  Transport Issues: If the configuration was recently transported from another system, it may not have been set up correctly.
  Authorization Issues: The user may not have the necessary authorizations to access the source system alias.
  
  Solution:
  
  
  Check Source System Alias Configuration:
  
  Go to transaction code SM59 (RFC Destinations) in the SAP GUI.
  Check if the source system alias is defined correctly. If it is missing, you will need to create it.
  Ensure that the alias points to the correct backend system.
  
  
  
  Maintain the Source System Alias:
  
  Use transaction SPRO to navigate to the relevant configuration settings.
  Go to SAP NetWeaver > Gateway > OData Channel > Configuration > Maintain System Aliases.
  Ensure that the source system alias is defined and correctly configured.
  
  
  
  Check Transport Requests:
  
  If the configuration was transported, check the transport logs to ensure that the transport was successful and that all necessary objects were included.
  
  
  
  Authorization Check:
  
  Ensure that the user has the necessary authorizations to access the source system alias. This may involve checking roles and authorizations in transaction PFCG.
  
  
  
  Restart Services:
  
  Sometimes, restarting the relevant services or the entire SAP system can resolve temporary issues.
  
  
  
  Related Information:
  
  Documentation: Refer to SAP Help documentation for more details on configuring source system aliases and troubleshooting RFC connections.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  Community Forums: SAP Community and other forums can provide insights from other users who may have encountered similar issues.
  
  If the problem persists after following these steps, it may be beneficial to consult with your SAP Basis team or open a support ticket with SAP for further assistance.