How To Fix /UI2/CORE_FES012 - Mapping system alias &1 to SM59 destination &2

/UI2/CORE_FES012 - Overview

• Message type: E = Error

• Message class: /UI2/CORE_FES -

• Message number: 012

• Message text: Mapping system alias &1 to SM59 destination &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /UI2/CORE_FES012 - Mapping system alias &1 to SM59 destination &2 ?

  The SAP error message /UI2/CORE_FES012 typically indicates an issue with the mapping of a system alias to a specific SM59 (SAP NetWeaver RFC) destination. This error can occur in the context of SAP Fiori applications or when using the SAP Gateway.
  
  Cause:
  
  Missing or Incorrect Configuration: The system alias defined in the Fiori Launchpad or Gateway configuration does not have a corresponding RFC destination in transaction SM59.
  Network Issues: There may be network connectivity issues preventing the system from reaching the specified destination.
  Authorization Issues: The user may not have the necessary authorizations to access the specified RFC destination.
  Incorrect System Alias: The system alias used in the configuration might be incorrect or not defined properly.
  
  
  Solution:
  
  
  Check System Alias Configuration:
  
  Go to transaction /IWFND/MAINT_SERVICE and check the system alias configuration.
  Ensure that the system alias is correctly defined and points to the right backend system.
  
  
  
  Verify SM59 Configuration:
  
  Open transaction SM59 and check the RFC destination that corresponds to the