How To Fix CRM_UI_FRAME_LTX001 - Target system of RFC destination "&1" lacks function module "&2"

SAP Error Message - Details

• Message type: E = Error

• Message class: CRM_UI_FRAME_LTX - Messages of Launch Transactions

• Message number: 001

• Message text: Target system of RFC destination "&1" lacks function module "&2"

What causes this issue?

A remote function call (RFC) was performed via RFC destination
&SYST-MSGV1&, to call function module &SYST-MSGV2&.

System Response

The remote system replied with the error that the function module does
not exist.

How to fix this error?

Check whether note &SYST-MSGV3& solves the error.

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message CRM_UI_FRAME_LTX001 - Target system of RFC destination "&1" lacks function module "&2" ?

  The SAP error message CRM_UI_FRAME_LTX001 indicates that the target system of the RFC (Remote Function Call) destination specified in the error message lacks a required function module. This can occur in various scenarios, particularly when there is an integration between different SAP systems or when using certain functionalities in the SAP CRM UI.
  Cause:
  
  
  Missing Function Module: The function module specified in the error message (&2) is not available in the target system (&1). This could be due to:
  
  The function module not being transported to the target system.
  The function module being deleted or not activated.
  The target system being an older version that does not support the required function module.
  
  
  
  Incorrect RFC Destination: The RFC destination may be incorrectly configured, pointing to the wrong system or an outdated system.
  
  
  System Compatibility: The source and target systems may not be compatible in terms of the required function modules, especially if they are on different versions of SAP.
  
  
  Solution:
  
  
  Check Function Module: Verify if the function module (&2) exists in the target system (&1):
  
  Go to transaction SE37 (Function Builder) in the target system and check for the existence of the function module.
  If it does not exist, you may need to transport it from the source system or create it if it is a custom function module.
  
  
  
  Transport Requests: If the function module is missing, check if there are any transport requests that need to be released or imported into the target system.
  
  
  RFC Destination Configuration: 
  
  Go to transaction SM59 (RFC Destinations) and check the configuration of the RFC destination.
  Ensure that it points to the correct target system and that the connection is working properly.
  
  
  
  System Version Compatibility: Ensure that both the source and target systems are compatible in terms of the required function modules. If the target system is outdated, consider upgrading it or using a different target system that has the required function module.
  
  
  Check for Notes and Patches: Sometimes, SAP releases notes or patches that address specific issues. Check the SAP Support Portal for any relevant notes related to the function module or the error message.
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SE37: Function Builder to check for function modules.
  SM59: To manage and test RFC destinations.
  SE80: Object Navigator for checking related objects.
  
  
  
  SAP Notes: Search the SAP Support Portal for notes related to the specific function module or error message for additional guidance.
  
  
  Documentation: Review the documentation for the specific SAP CRM version you are using to understand the dependencies and requirements for the function modules.
  
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.