How To Fix DMC_UTIL_MSG002 - RFC connections: Sender and receiver are identical

SAP Error Message - Details

• Message type: E = Error

• Message class: DMC_UTIL_MSG - DMC: Messages for General Functions

• Message number: 002

• Message text: RFC connections: Sender and receiver are identical

What causes this issue?

Identical RFC-connections have been selected for sender and
receiver system.

System Response

The connection to the receiver system has not been closed.

How to fix this error?

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

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DMC_UTIL_MSG002 - RFC connections: Sender and receiver are identical ?

  The SAP error message DMC_UTIL_MSG002 indicates that there is an issue with Remote Function Call (RFC) connections where the sender and receiver are identical. This typically occurs in scenarios where a system is trying to establish an RFC connection to itself, which is not allowed.
  
  Cause:
  
  Configuration Error: The most common cause is a misconfiguration in the RFC destination settings. The system is trying to call an RFC destination that points back to itself.
  Incorrect Logical System Name: The logical system name in the RFC destination might be incorrectly set to the same system.
  Transport Layer Issues: If you are working with transport layers or system copies, the RFC destinations may not have been updated correctly.
  
  
  Solution:
  
  
  Check RFC Destination:
  
  Go to transaction SM59 (RFC Destinations).
  Look for the RFC destination that is causing the issue.
  Ensure that the destination is not pointing to the same system. If it is, you need to create a new RFC destination that