How To Fix CX_MSR_LFE001 - Timeout while waiting for response (RFC callback) from &1 after &2 sec

CX_MSR_LFE001 - Overview

• Message type: E = Error

• Message class: CX_MSR_LFE - Messages in logistical follow-up execution

• Message number: 001

• Message text: Timeout while waiting for response (RFC callback) from &1 after &2 sec

What causes this issue?

An asynchronous remote function call (RFC) with callback routines has
been executed.
Function module &V1& was called with "STARTING NEW TASK" and
"PERFORMING...ON END OF TASK".
Program execution was interrupted until a callback routine of the
previous function that was called asynchronously was executed.
After &V2& seconds of waiting for a response from the called function, a
timeout occurred.
With specification of the addition UP TO in WAIT statement, the maximum
time was exceeded.

System Response

Logisitcal follow-up execution (LFE) of the current item was not
successful.

How to fix this error?

Check whether creation of follow-up documents is still running in the
background.
LFE or <DS:DE.MSR_PROCESS_ID>MSR_ID</> &V3& has to run again.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CX_MSR_LFE001 - Timeout while waiting for response (RFC callback) from &1 after &2 sec ?

  The SAP error message CX_MSR_LFE001 indicates a timeout issue while waiting for a response from an RFC (Remote Function Call) callback. This typically occurs in scenarios where a system is trying to communicate with another system or service, and the response is not received within the expected time frame.
  
  Cause:
  
  Network Issues: There may be network latency or connectivity problems between the SAP system and the external system it is trying to communicate with.
  Performance Issues: The external system may be experiencing performance issues, causing it to respond slowly or not at all.
  
  Configuration Issues: Incorrect configuration of the RFC destination or the callback settings can lead to timeouts.
  Resource Limitations: The SAP system or the external system may be under heavy load, leading to delays in processing requests.
  Long-Running Processes: If the callback involves a long-running process, it may exceed the timeout threshold.
  
  
  Solution:
  
  Check Network Connectivity: Ensure that there are no network issues between the SAP