How To Fix CA_TTE429 - Calling system ID &1 &2 is not defined

CA_TTE429 - Overview

• Message type: E = Error

• Message class: CA_TTE - TTE Messages

• Message number: 429

• Message text: Calling system ID &1 &2 is not defined

What causes this issue?

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

System Response

How to fix this error?

In Customizing for TTE,
Choose <DS:SIMG.SIMGMAP_PARTNER>Assign Objects from External Systems</>
Choose <ZK>External System IDs</>
Maintain system ID for the calling system &V1& &V2&
Choose <ZK>Save</>
To update Customizing settings, choose <DS:SIMG.SIMG_REFRESH>Immediate
Customizing Refresh</>.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CA_TTE429 - Calling system ID &1 &2 is not defined ?

  The SAP error message CA_TTE429, which states "Calling system ID &1 &2 is not defined," typically occurs in the context of the SAP Transport Management System (TMS) or when dealing with cross-system communication, such as Remote Function Calls (RFC) or Transport requests.
  
  Cause:
  
  Undefined System in TMS: The system ID mentioned in the error message is not defined in the Transport Management System. This could happen if the system was not properly added to the TMS configuration.
  Incorrect Configuration: There may be a misconfiguration in the RFC destinations or the logical system names.
  Network Issues: There could be network connectivity issues preventing the systems from communicating.
  Authorization Issues: The user may not have the necessary authorizations to access the specified system.
  
  
  Solution:
  
  
  Check TMS Configuration:
  
  Go to transaction STMS and check the configuration of the Transport Management System.
  Ensure that the system ID mentioned in the error message is listed and properly configured in the TMS landscape.
  
  
  
  Define the System:
  
  If