How To Fix AJ240 - Error in communication processing

AJ240 - Overview

• Message type: E = Error

• Message class: AJ - Billing program

• Message number: 240

• Message text: Error in communication processing

What causes this issue?

An error occurred in function module ISU_PREPARE_USAGE_INFO_REV, which
is responsible for communication processing in the billing reversal.
Communication processing plays an important role in deregulation. It
mainly involves generating an IDoc for any reversal of consumption
values that may have occurred.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Please refer to the previous error message to find the exact cause of
the error, or contact SAP.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AJ240 - Error in communication processing ?

  The SAP error message AJ240, which indicates "Error in communication processing," typically arises during the execution of a process that involves communication between different systems or components within the SAP environment. This error can occur in various contexts, such as during data transfer, remote function calls (RFC), or when interfacing with external systems.
  Causes of AJ240 Error
  
  
  Network Issues: Problems with the network connection between the SAP system and the external system or between different SAP instances can lead to communication errors.
  
  
  Configuration Errors: Incorrect configuration settings in the RFC destination, such as wrong IP addresses, ports, or user credentials, can cause communication failures.
  
  
  System Availability: The target system or service may be down or unavailable, leading to communication errors.
  
  
  Timeouts: If the communication takes too long, it may exceed the timeout settings, resulting in an error.
  
  
  Authorization Issues: The user or service account used for communication may not have the necessary authorizations to perform the