How To Fix 1Q450 - Error in module & while processing the check for external rfc call

1Q450 - Overview

• Message type: E = Error

• Message class: 1Q - Messages In-House Banking

• Message number: 450

• Message text: Error in module & while processing the check for external rfc call

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 1Q450 - Error in module & while processing the check for external rfc call ?

  The SAP error message 1Q450 indicates that there is an issue with an external RFC (Remote Function Call) when processing a request in a specific module. This error can arise due to various reasons, including configuration issues, network problems, or issues with the external system being called.
  Causes of Error 1Q450
  
  
  
  Configuration Issues: The RFC destination may not be correctly configured in the SAP system. This includes incorrect connection parameters, such as the target system's IP address, port, or user credentials.
  
  
  Network Problems: There may be network connectivity issues between the SAP system and the external system. This could be due to firewalls, routing issues, or the external system being down.
  
  
  Authorization Issues: The user credentials used for the RFC call may not have the necessary authorizations to access the external system.
  
  
  External System Issues: The external system may be down, misconfigured, or experiencing its own errors that prevent it from processing the request.
  
  
  SAP System