How To Fix /SCWM/MFS459 - Checking all communication points for PLC &1

/SCWM/MFS459 - Overview

• Message type: E = Error

• Message class: /SCWM/MFS -

• Message number: 459

• Message text: Checking all communication points for PLC &1

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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/SCWM/MFS459 - Details

• The SAP error message /SCWM/MFS459 Checking all communication points for PLC &1 is related to the integration between SAP Extended Warehouse Management (EWM) and a Programmable Logic Controller (PLC) in a Material Flow System (MFS) environment. This error typically indicates that there is an issue with the communication between the SAP system and the PLC.
  
  Cause:
  
  Communication Failure: The error may arise due to a failure in the communication link between the SAP EWM system and the PLC. This could be due to network issues, incorrect configuration, or the PLC being offline.
  
  Configuration Issues: Incorrect settings in the communication parameters for the PLC in the SAP system can lead to this error.
  PLC Status: The PLC may not be in a ready state or may have encountered an error that prevents it from communicating with the SAP system.
  Firewall or Security Settings: Firewalls or security settings may be blocking the communication between the SAP system