How To Fix /SAPAPO/MA675 - System error creating RFC destination 'CALL_MLR'

/SAPAPO/MA675 - Overview

• Message type: E = Error

• Message class: /SAPAPO/MA -

• Message number: 675

• Message text: System error creating RFC destination 'CALL_MLR'

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/MA675 - System error creating RFC destination 'CALL_MLR' ?

  The SAP error message /SAPAPO/MA675 System error creating RFC destination 'CALL_MLR' typically indicates an issue with the Remote Function Call (RFC) destination that is required for certain operations in SAP Advanced Planning and Optimization (APO). This error can arise due to various reasons, including configuration issues, network problems, or authorization issues.
  Causes:
  
  RFC Destination Configuration: The RFC destination 'CALL_MLR' may not be correctly configured in the SAP system. This could include missing parameters or incorrect settings.
  Network Issues: There may be network connectivity problems between the systems involved in the RFC call.
  Authorization Issues: The user or service account attempting to create or use the RFC destination may not have the necessary authorizations.
  System Availability: The target system that the RFC destination points to may be down or not reachable.
  SAP Notes: There may be relevant SAP Notes that address specific bugs or issues related to this error.
  
  Solutions:
  
  
  Check RFC Destination Configuration:
  
  Go to transaction SM59 in the