How To Fix RSAR781 - Name range for prefix for source system / transfer structure exhausted

RSAR781 - Overview

• Message type: E = Error

• Message class: RSAR - Data Transfer and Metadata Maintenance

• Message number: 781

• Message text: Name range for prefix for source system / transfer structure exhausted

What causes this issue?

The namespace for prefixes for source system / transfer structure is exh
austed.

System Response

No further source systems could be connected.

How to fix this error?

Check whether there are any unused or no longer used source systems. If
so delete these systems, so that free prefixes are available again.
If this is not possible or is not successful, using the error number (ID
) search for relevant notes in the SAP Support Portal, and create a new
problem message if necessary.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSAR781 - Name range for prefix for source system / transfer structure exhausted ?

  The SAP error message RSAR781 indicates that the name range for the prefix for a source system or transfer structure has been exhausted. This typically occurs in the context of SAP BW (Business Warehouse) when there are too many objects (like InfoObjects, DataSources, etc.) that are using a specific naming convention or prefix, leading to a limitation being reached.
  
  Cause:
  
  Exhaustion of Name Range: Each source system or transfer structure in SAP BW has a limited range of names that can be assigned. If you have created many objects with similar prefixes, you may run out of available names.
  
  Configuration Issues: Incorrect configuration or an excessive number of DataSources or InfoObjects associated with a particular source system can lead to this error.
  System Limitations: SAP systems have inherent limitations on the number of objects that can be created under certain namespaces or prefixes.
  
  
  Solution:
  
  Review Existing Objects: Check the existing DataSources, InfoObjects, and other related objects