How To Fix FSSC_GENERIC012 - RFC destination for Mapped Logical System &1 could not be determined

FSSC_GENERIC012 - Overview

• Message type: E = Error

• Message class: FSSC_GENERIC - FSSC Services

• Message number: 012

• Message text: RFC destination for Mapped Logical System &1 could not be determined

What causes this issue?

The system settings are not correct.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Please check the current setting with transaction CRMS_IC_CROSS_SYS .
You must assign a logical system to the mapped logical system and create
an assignment to the RFC destination using transaction BD97.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

FSSC_GENERIC012 - Details

• The SAP error message FSSC_GENERIC012 indicates that the system is unable to determine the RFC (Remote Function Call) destination for a mapped logical system. This typically occurs in scenarios involving cross-system communication, such as when using SAP Central Finance or when integrating multiple SAP systems.
  
  Cause:
  
  Missing or Incorrect Configuration: The logical system may not be properly configured in the SAP system. This can happen if the logical system name is not defined in the system or if the mapping between the logical system and the RFC destination is missing or incorrect.
  RFC Destination Not Defined: The RFC destination that corresponds to the logical system may not be created in the SAP system.
  Authorization Issues: There may be authorization issues preventing the system from accessing the required RFC destination.
  Transport Layer Issues: If the system is part of a transport layer, there may be issues with the transport configuration that prevent the logical system from