How To Fix /SMB/MD_AS_CUST030 - Error when calling RFC &1: &2&3&4

/SMB/MD_AS_CUST030 - Overview

• Message type: E = Error

• Message class: /SMB/MD_AS_CUST -

• Message number: 030

• Message text: Error when calling RFC &1: &2&3&4

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 /SMB/MD_AS_CUST030 - Error when calling RFC &1: &2&3&4 ?

  The SAP error message /SMB/MD_AS_CUST030 typically indicates an issue related to the RFC (Remote Function Call) when trying to access a specific function module or service. This error can occur in various contexts, often related to the SAP Business One integration or other SAP modules that rely on RFC calls.
  
  Cause:
  The error message /SMB/MD_AS_CUST030 can be caused by several factors, including:
  
  RFC Destination Issues: The RFC destination may not be correctly configured, or it may be pointing to an incorrect or inactive system.
  Authorization Problems: The user executing the RFC call may not have the necessary authorizations to perform the action.
  Network Issues: There may be network connectivity problems between the systems involved in the RFC call.
  Function Module Issues: The function module being called may not exist, or it may have been changed or deleted.
  Parameter Mismatch: The parameters being passed to the RFC call may not match the expected format or type.
  
  
  Solution:
  To resolve the