How To Fix 00453 - Conversation not initialized (CMINIT/CMACCP called?)

00453 - Overview

• Message type: E = Error

• Message class: 00 -

• Message number: 453

• Message text: Conversation not initialized (CMINIT/CMACCP called?)

What causes this issue?

Your CPIC communication does not start with CMINIT or CMACCP.

System Response

The CPIC function is terminated.

How to fix this error?

Correct the CPIC program.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 00453 - Conversation not initialized (CMINIT/CMACCP called?) ?

  The SAP error message "00453 Conversation not initialized (CMINIT/CMACCP called?)" typically indicates an issue with the communication setup between the SAP system and an external system or service. This error can occur in various scenarios, such as when trying to establish a connection to a remote system or when using certain SAP functions that require a communication session.
  Causes:
  
  Uninitialized Communication: The error suggests that a communication session has not been properly initialized before attempting to use it.
  
  Configuration Issues: There may be misconfigurations in the RFC (Remote Function Call) settings or in the communication parameters.
  Network Issues: Problems with the network connection between the SAP system and the external system can lead to this error.
  Authorization Issues: The user or system may not have the necessary authorizations to establish a communication session.
  System Errors: There could be underlying issues with the SAP system itself, such as memory problems or other system errors.
  
  Solutions:
  
  Check Communication Initialization: Ensure