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

SAP Error Message - Details

• 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 the system is not defined, you may need to add it. This can be done by using transaction STMS and navigating to the "Overview" of the transport landscape.
  Use the "Add System" option to include the missing system.
  
  
  
  Check RFC Destinations:
  
  Use transaction SM59 to check the RFC destinations.
  Ensure that the RFC destination for the calling system is correctly configured and that the connection is working.
  
  
  
  Verify Logical System Names:
  
  Check the logical system names in transaction SALE (for ALE configuration) to ensure they match the system IDs being used.
  
  
  
  Network Connectivity:
  
  Ensure that there are no network issues preventing communication between the systems. You can use tools like ping or telnet to test connectivity.
  
  
  
  User Authorizations:
  
  Verify that the user has the necessary authorizations to access the specified system. Check roles and profiles assigned to the user.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  STMS: Transport Management System
  SM59: RFC Destinations
  SALE: Logical System Configuration
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Documentation: Refer to SAP Help documentation for TMS and RFC configuration for detailed steps and best practices.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.