How To Fix RS_HCPR_MODEL071 - Node name '&1' is not unique

SAP Error Message - Details

• Message type: E = Error

• Message class: RS_HCPR_MODEL - Messages related to the HANA Composite Provider Backend

• Message number: 071

• Message text: Node name '&1' is not unique

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message RS_HCPR_MODEL071 - Node name '&1' is not unique ?

  The SAP error message RS_HCPR_MODEL071 indicates that there is a problem with the uniqueness of node names in a hierarchy or model. This error typically occurs in the context of SAP BW (Business Warehouse) or SAP HANA when dealing with hierarchical data structures, such as InfoObjects or data models.
  Cause:
  The error arises when the system encounters two or more nodes with the same name in a hierarchy. This can happen due to:
  
  Duplicate Node Names: Two or more nodes in the hierarchy have been assigned the same name, which violates the requirement for unique identifiers.
  Data Load Issues: During data loading or transformation processes, duplicate entries may be introduced inadvertently.
  Model Configuration: Incorrect configuration or setup of the hierarchy or model can lead to non-unique node names.
  
  Solution:
  To resolve the RS_HCPR_MODEL071 error, you can take the following steps:
  
  
  Identify Duplicate Nodes:
  
  Check the hierarchy or model definition to identify nodes with the same name. You can do this by reviewing the hierarchy structure in the SAP BW or HANA modeling tools.
  
  
  
  Rename Nodes:
  
  If you find duplicate node names, rename them to ensure that each node has a unique identifier. This can be done in the modeling environment where the hierarchy is defined.
  
  
  
  Review Data Load Processes:
  
  If the duplicates are a result of data loading, review the data extraction and transformation processes to ensure that they are correctly configured to prevent duplicates.
  
  
  
  Check Hierarchy Settings:
  
  Ensure that the hierarchy settings are correctly configured. This includes checking the properties of the hierarchy and ensuring that the node names are set up properly.
  
  
  
  Rebuild the Hierarchy:
  
  In some cases, it may be necessary to delete the existing hierarchy and recreate it from scratch, ensuring that all node names are unique.
  
  
  
  Test Changes:
  
  After making the necessary changes, test the hierarchy or model to ensure that the error no longer occurs.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional guidance or fixes related to this error.
  Documentation: Refer to SAP documentation on hierarchical data structures and modeling best practices to avoid similar issues in the future.
  Community Forums: Engage with SAP community forums or support channels for insights from other users who may have encountered and resolved similar issues.
  
  By following these steps, you should be able to resolve the RS_HCPR_MODEL071 error and ensure that your hierarchy or model functions correctly without duplicate node names.