How To Fix DMC_RT_GEN012 - RFC system error (destination &1, function module &2)

DMC_RT_GEN012 - Overview

• Message type: E = Error

• Message class: DMC_RT_GEN - DMC: Nachrichten der Generierungfunktionen

• Message number: 012

• Message text: RFC system error (destination &1, function module &2)

What causes this issue?

Executing an RFC-call a system-error in the called system has been
detected. It is an ABAP-runtime error. The called module is named
&V2&<(>&<)>V2<(>&<)>. It has been called via RFC-destination &V1&
<(>&<)>V1<(>&<)>.

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?

Check the message of the following protocol line and examine the
details of this runtime error in the called system (transaction code
ST22).

Procedure for System Administrators

None.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DMC_RT_GEN012 - RFC system error (destination &1, function module &2) ?

  The SAP error message DMC_RT_GEN012 indicates an RFC (Remote Function Call) system error. This error typically occurs when there is an issue with the connection to the specified RFC destination or when there is a problem with the function module being called. Here’s a breakdown of the potential causes, solutions, and related information:
  Causes:
  
  
  RFC Destination Issues:
  
  The specified RFC destination may not be configured correctly.
  The destination may be inactive or not reachable due to network issues.
  Incorrect credentials or authorization issues for the RFC destination.
  
  
  
  Function Module Issues:
  
  The function module specified in the error may not exist or may not be active in the target system.
  There may be version mismatches between the systems involved.
  The function module may have been changed or deleted.
  
  
  
  Network Issues:
  
  Network connectivity problems between the SAP systems.
  Firewall settings blocking the communication.
  
  
  
  System Configuration:
  
  Incorrect settings in the SAP system configuration related to RFC connections.
  Missing or incorrect parameters in the RFC destination settings.
  
  
  
  Solutions:
  
  
  Check RFC Destination:
  
  Go