How To Fix UMC048 - RFC error when calling up BW system; see help text

UMC048 - Overview

• Message type: E = Error

• Message class: UMC - General Messages

• Message number: 048

• Message text: RFC error when calling up BW system; see help text

What causes this issue?

Error when calling an <DS:GLOS.3526AFF8AFAB52B9E10000009B38F974>RFC </>
connection:
&V1&&V2&&V3&&V4&

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

UMC048 - Details

• The SAP error message UMC048 typically indicates an RFC (Remote Function Call) error when trying to connect to a BW (Business Warehouse) system. This error can occur due to various reasons, and understanding the cause is essential for troubleshooting. Here are some common causes, potential solutions, and related information:
  Causes of UMC048 RFC Error
  
  
  Network Issues: There may be network connectivity problems between the systems involved (e.g., between the source system and the BW system).
  
  
  RFC Destination Configuration: The RFC destination in the SAP system may not be configured correctly. This includes incorrect connection parameters, such as the target system's IP address, system number, or client.
  
  
  Authorization Issues: The user credentials used for the RFC connection may not have the necessary authorizations to access the BW system.
  
  
  System Availability: The BW system may be down or not reachable due to maintenance or other issues.
  
  
  SAP Gateway Issues: Problems with the SAP Gateway service can also lead