How To Fix FCCX_MSG_S4039 - RFC scheduling Error: Scheduling was not possible within &1 seconds

FCCX_MSG_S4039 - Overview

• Message type: E = Error

• Message class: FCCX_MSG_S4 - Messages originally created in EHP

• Message number: 039

• Message text: RFC scheduling Error: Scheduling was not possible within &1 seconds

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FCCX_MSG_S4039 - RFC scheduling Error: Scheduling was not possible within &1 seconds ?

  The SAP error message FCCX_MSG_S4039 indicates that there was an issue with scheduling a Remote Function Call (RFC) within a specified time limit. The message typically means that the system was unable to schedule the requested RFC call within the defined time frame (denoted by &1 seconds).
  Causes:
  
  System Load: High system load or resource contention can lead to delays in scheduling RFC calls.
  Network Issues: Network latency or connectivity problems between the SAP systems can cause delays.
  
  Configuration Issues: Incorrect configuration of the RFC destination or the background job settings may lead to scheduling problems.
  Lock Contention: If the requested function module is locked by another process, it may not be able to be scheduled in time.
  Timeout Settings: The timeout settings for RFC calls may be too low for the current system performance.
  
  Solutions:
  
  Monitor System Performance: Check the system performance metrics to identify any bottlenecks. Use transaction codes like ST03N (Workload Analysis) or ST06 (Operating