How To Fix EDCMP427 - Error during remote access: & &, display of source without enhancements

SAP Error Message - Details

• Message type: E = Error

• Message class: EDCMP - ABAP Workbench: Splitscreen editor

• Message number: 427

• Message text: Error during remote access: & &, display of source without enhancements

What causes this issue?

The function module call by RFC failed. Therefore, the source could not
be read in the remote system using the special function for importing
enhancement implementations and will be shown without any existing
enhancements.

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?

If you want to show the enhancements in the remote system, you must use
an RFC destination with a user with the relevant authorizations.
If you generally do not want enhancements to be displayed for the
comparison, the option "Do Not Display Any" must be set in the editor
setting for enhancement implementations.

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 EDCMP427 - Error during remote access: & &, display of source without enhancements ?

  The SAP error message EDCMP427 indicates that there was an error during remote access, specifically when trying to display a source without enhancements. This error typically occurs in the context of remote function calls (RFC) or when accessing remote objects in SAP systems.
  Cause:
  
  Network Issues: There may be connectivity problems between the SAP systems involved in the remote access.
  Authorization Issues: The user may not have the necessary authorizations to access the remote object or execute the function module.
  Configuration Issues: The RFC destination may not be correctly configured, or the target system may not be reachable.
  System Errors: There could be issues with the SAP system itself, such as a temporary outage or misconfiguration.
  Enhancement Implementation: If the source code has been enhanced or modified, it may not be compatible with the remote access attempt.
  
  Solution:
  
  Check Network Connectivity: Ensure that the network connection between the systems is stable and that there are no firewall issues blocking the communication.
  Verify Authorizations: Check the user authorizations in both the source and target systems to ensure that the user has the necessary permissions to perform the action.
  Review RFC Configuration: Go to transaction SM59 and check the configuration of the RFC destination. Test the connection to ensure it is working correctly.
  Check System Status: Verify that both the source and target systems are up and running without any issues. You can check system logs for any errors.
  Review Enhancements: If there are enhancements in the source code, review them to ensure they are compatible with remote access. You may need to revert to the original code or adjust the enhancements.
  Consult SAP Notes: Look for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: 
  
  SM59 - RFC Destinations
  ST22 - Dump Analysis
  SM21 - System Log
  SU53 - Authorization Check
  
  
  SAP Notes: Search the SAP Support Portal for notes related to EDCMP427 for any specific patches or updates that may resolve the issue.
  Documentation: Review SAP documentation on remote access and RFC to understand the requirements and limitations.
  
  If the issue persists after following these steps, it may be beneficial to engage SAP support for further assistance.