How To Fix R8203 - The connection between source system & and SAP BW System & is not known

R8203 - Overview

• Message type: E = Error

• Message class: R8 - Messages from the meta data generation

• Message number: 203

• Message text: The connection between source system & and SAP BW System & is not known

What causes this issue?

No entries exist in table RSBASIDOC for source system &v1& and the
Business Information Warehouse-System &v2&. Therefore, the connections
to this system are not recognized by the Business Information
Warehouse-System.
However, necessary technical properties such as the Idoc names are
contained in table RSBASIDOC.

System Response

Termination of the transaction!

How to fix this error?

Maintain the entry correctly in RSBASIDOC!
<ZH>Attention:</> Incorrect entries in this table lead to even greater
inconsistencies!

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message R8203 - The connection between source system & and SAP BW System & is not known ?

  The SAP error message R8203 indicates that there is an issue with the connection between a source system and the SAP BW (Business Warehouse) system. This error typically arises when the BW system is unable to recognize or establish a connection with the specified source system. Here are the potential causes, solutions, and related information for this error:
  Causes:
  
  Incorrect Configuration: The connection settings between the source system and the BW system may not be configured correctly.
  Missing RFC Destination: The Remote Function Call (RFC) destination for the source system may not be defined in the BW system.
  Network Issues: There may be network connectivity issues preventing the BW system from reaching the source system.
  Authorization Issues: The user credentials used for the connection may not have the necessary authorizations to access the source system.
  Source System Not Registered: The source system may not be properly registered in the BW system.
  
  Solutions:
  
  
  Check RFC Destination:
  
  Go to transaction code