How To Fix R7B620 - Characteristic &1 selected as UUID and used in compound

SAP Error Message - Details

• Message type: E = Error

• Message class: R7B - BW Metadata (InfoCube, InfoObject, InfoObject catalog)

• Message number: 620

• Message text: Characteristic &1 selected as UUID and used in compound

What causes this issue?

If a characteristic is defined as a UUID, it cannot be used in a
compounding relationship as well.

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?

To define the characteristic as a UUID, the characteristic must not be
used in a compounding relationship.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message R7B620 - Characteristic &1 selected as UUID and used in compound ?

  The SAP error message R7B620 indicates that a characteristic has been selected as a UUID (Universally Unique Identifier) and is being used in a compound. This error typically arises in the context of SAP BW (Business Warehouse) or SAP HANA when dealing with data modeling, especially when creating or modifying InfoObjects or CompositeProviders.
  Cause:
  
  UUID Selection: The characteristic in question has been marked as a UUID, which means it is expected to be unique across the entire dataset. This is often used for identifiers that need to be globally unique.
  Compound Usage: The characteristic is being used in a compound (e.g., a CompositeProvider or a multi-dimensional model) where the system expects a different type of characteristic or a non-UUID characteristic.
  
  Solution:
  
  
  Check Characteristic Settings: 
  
  Go to the InfoObject maintenance transaction (e.g., RSA1) and check the settings of the characteristic that is causing the error. Ensure that it is correctly defined as a UUID if that is the intended use.
  If the characteristic should not be a UUID, you may need to change its settings to remove the UUID designation.
  
  
  
  Review Compound Definition:
  
  If the characteristic is correctly set as a UUID, review the definition of the compound where it is being used. Ensure that the compound is designed to handle UUID characteristics.
  If necessary, modify the compound to accommodate the UUID characteristic or replace it with a different characteristic that is not a UUID.
  
  
  
  Data Model Adjustments:
  
  If the characteristic is part of a larger data model, consider whether the model needs to be adjusted to better fit the use of UUIDs. This may involve changing relationships or how data is aggregated.
  
  
  
  Consult Documentation: 
  
  Refer to SAP documentation or community forums for specific guidance on handling UUIDs in your version of SAP BW or HANA, as there may be version-specific considerations.
  
  
  
  Testing: 
  
  After making changes, test the data model or compound to ensure that the error is resolved and that the data behaves as expected.
  
  
  
  Related Information:
  
  UUID Characteristics: Understand the implications of using UUIDs in your data model, including performance considerations and how they interact with other data types.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional context or fixes.
  Community Forums: Engage with SAP community forums or support channels for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the R7B620 error and ensure that your data model functions correctly.