How To Fix XC602 - Registration for RFC &1 from &2 of the qRFC LUW with ID &3

XC602 - Overview

• Message type: E = Error

• Message class: XC - Message Class for Core Interface

• Message number: 602

• Message text: Registration for RFC &1 from &2 of the qRFC LUW with ID &3

What causes this issue?

This message provides technical information for analysis.

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?

Procedure for System Administrators

Technical information:
Transaction ID of qRFC LUW: &V3&
Number of RFC currently being processed: &V1&
Total number of RFCs in the qRFC LUW: &V2&

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message XC602 - Registration for RFC &1 from &2 of the qRFC LUW with ID &3 ?

  The SAP error message XC602 typically relates to issues with the registration of Remote Function Calls (RFC) in the context of a queued Remote Function Call (qRFC) Logical Unit of Work (LUW). This error can occur when there are problems with the communication between systems or when the qRFC infrastructure is not functioning as expected.
  
  Cause:
  
  Network Issues: There may be network connectivity problems between the systems involved in the RFC call.
  
  Configuration Issues: The RFC destination may not be correctly configured, or the qRFC settings may not be properly set up.
  System Load: High system load or performance issues can lead to timeouts or failures in processing the qRFC LUW.
  Authorization Issues: The user or system may not have the necessary authorizations to perform the requested operation.
  System Errors: There may be underlying system errors or inconsistencies in the SAP environment.
  
  
  Solution:
  
  Check Network Connectivity: Ensure that there are no network issues between the systems. You can