How To Fix RSO507 - Customer namespace &1 is a prefix of customer namespace &2

SAP Error Message - Details

• Message type: E = Error

• Message class: RSO - BW Repository

• Message number: 507

• Message text: Customer namespace &1 is a prefix of customer namespace &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSO507 - Customer namespace &1 is a prefix of customer namespace &2 ?

  The SAP error message RSO507 indicates a conflict between two customer namespaces in the SAP system. Specifically, it means that one customer namespace (denoted as &1) is a prefix of another customer namespace (denoted as &2). This typically occurs in the context of SAP BW (Business Warehouse) or when dealing with custom developments in the SAP environment.
  Cause:
  The error arises when there are naming conflicts between two customer namespaces. In SAP, customer namespaces are used to define custom objects (like InfoObjects, DSO, etc.) to avoid conflicts with standard SAP objects. If one namespace is a prefix of another, it can lead to ambiguity in object identification, which is not allowed in the SAP system.
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Identify the Namespaces: Determine which namespaces are involved in the conflict. You can do this by checking the custom objects that are defined in both namespaces.
  
  
  Rename Objects: If possible, rename the objects in one of the namespaces to eliminate the prefix conflict. Ensure that the new names do not create further conflicts with existing namespaces or objects.
  
  
  Review Namespace Assignments: Check the configuration of your namespaces in the SAP system. Ensure that they are correctly assigned and do not overlap in a way that causes conflicts.
  
  
  Consult Documentation: Review SAP documentation or notes related to namespace management to ensure compliance with best practices.
  
  
  Contact SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support for assistance. They may provide specific guidance based on your system configuration.
  
  
  Related Information:
  
  Namespace Management: Understanding how namespaces work in SAP is crucial. Each customer is assigned a unique namespace (usually starting with a letter followed by a series of characters) to avoid conflicts with standard SAP objects.
  Development Guidelines: Follow SAP's guidelines for naming conventions and object creation to prevent such conflicts in the future.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional context on namespace management.
  
  By following these steps, you should be able to resolve the RSO507 error and prevent similar issues in the future.