How To Fix CRM_ATP_TOOL006 - Target system ATP info: Connection terminated (after successful init.)

CRM_ATP_TOOL006 - Overview

• Message type: E = Error

• Message class: CRM_ATP_TOOL - crm_atp_tool

• Message number: 006

• Message text: Target system ATP info: Connection terminated (after successful init.)

What causes this issue?

When calling the ATP System the RFC runtime system found that an error
occurred. The RFC connection to the ATP System could not be established
or has been terminated.
The connection is also interrupted if a dump takes place in the (SAP)
ATP System. Check if a dump has occurred.

System Response

The connection to the ATP System is deactivated for the current
transaction. If you call up the transaction once again, CRM Online
tries to re-establish the connection.

How to fix this error?

Call up the availability information once again.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

CRM_ATP_TOOL006 - Details

• The SAP error message CRM_ATP_TOOL006 indicates that there is an issue with the connection to the Availability Check (ATP) system. The specific message "Target system ATP info: Connection terminated (after successful init.)" suggests that the connection to the ATP system was established initially but was terminated unexpectedly.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP CRM system and the ATP system.
  Configuration Errors: Incorrect configuration settings in the RFC destination or in the ATP system can lead to connection issues.
  System Performance: The ATP system may be experiencing performance issues or may be down for maintenance.
  Authorization Issues: The user credentials used for the connection may not have the necessary authorizations to access the ATP system.
  Timeout Settings: The connection may be timing out due to long processing times or inadequate timeout settings.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Ensure that the network connection between the CRM system and the ATP system is stable and functioning properly.
  Use