How To Fix FRE169 - RFC-Error: Comm/Syst Failure- Sequential Processing

FRE169 - Overview

• Message type: E = Error

• Message class: FRE - F&R CON R/3 - Messages

• Message number: 169

• Message text: RFC-Error: Comm/Syst Failure- Sequential Processing

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 FRE169 - RFC-Error: Comm/Syst Failure- Sequential Processing ?

  The SAP error message FRE169, which indicates an RFC (Remote Function Call) error due to a communication/system failure during sequential processing, can arise from various issues. Here’s a breakdown of potential causes, solutions, and related information:
  Causes:
  
  Network Issues: Problems with the network connection between the SAP systems can lead to communication failures.
  System Configuration: Incorrect configuration of the RFC destination or the SAP system settings can cause this error.
  Resource Limitations: Insufficient system resources (like memory or CPU) on the application server can lead to failures in processing requests.
  Lock Issues: If a resource is locked by another process, it may cause a sequential processing error.
  Transport Layer Issues: Problems in the transport layer, such as issues with the SAP kernel or middleware, can also lead to this error.
  Timeouts: Long-running processes may exceed the timeout settings, leading to a failure in communication.
  
  Solutions:
  
  Check Network Connectivity: Ensure that there are no network issues between the systems involved.