How To Fix R7621 - The time dependency of a Nav. attr. of Characteristic &1 has been changed

SAP Error Message - Details

• Message type: E = Error

• Message class: R7 - BW: Data basis

• Message number: 621

• Message text: The time dependency of a Nav. attr. of Characteristic &1 has been changed

What causes this issue?

Prerequisite: You are using a SAP HANA database.
The time-dependency of at least one navigation attribute of
characteristic &V1& has been changed, although it is still used in
<DS:DE.RSINFOPROV>InfoProviders</> (InfoCubes, DataStore objects or
characteristics).

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

When characteristic &V1& is activated, these InfoProviders will be
deactivated. You will then have to activate them again in order to
rebuild the logical indexes of these InfoProviders.

How to fix this error?

Cancel activation of characteristic &V1& and reset the time-dependency
of the navigation attribute(s) in question.
Alternatively, you can activate the InfoProviders manually after
activating characteristic &V1&.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message R7621 - The time dependency of a Nav. attr. of Characteristic &1 has been changed ?

  The SAP error message R7621 indicates that there has been a change in the time dependency of a navigation attribute associated with a characteristic in the SAP system. This typically occurs in the context of SAP BW (Business Warehouse) or SAP HANA when dealing with InfoObjects and their attributes.
  Cause:
  The error message R7621 is triggered when:
  
  A navigation attribute of a characteristic has been modified in a way that affects its time dependency.
  The change could involve altering the time-dependent settings of the navigation attribute, such as changing the validity period or the way the attribute is linked to time characteristics.
  This can happen during data modeling or when changes are made to the InfoObject definitions.
  
  Solution:
  To resolve the R7621 error, you can follow these steps:
  
  
  Check the Change Log: Review the change log for the InfoObject to understand what modifications were made to the navigation attribute.
  
  
  Review Time Dependency Settings: 
  
  Go to the InfoObject maintenance transaction (e.g., RSD1) and check the settings for the navigation attribute.
  Ensure that the time dependency settings are correctly configured according to your business requirements.
  
  
  
  Adjust Data Model: If the navigation attribute is used in any queries, reports, or data models, you may need to adjust those to align with the new time dependency settings.
  
  
  Re-activate the InfoObject: After making the necessary adjustments, you may need to re-activate the InfoObject to ensure that the changes take effect.
  
  
  Check for Dependencies: Ensure that there are no other objects or queries that depend on the old settings of the navigation attribute. You may need to update or re-create those objects.
  
  
  Test the Changes: After making the adjustments, test the data model or queries that utilize the navigation attribute to ensure that they function correctly without errors.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to error R7621 for any specific patches or updates that may address this issue.
  Documentation: Refer to SAP documentation on InfoObjects and navigation attributes for detailed guidance on managing time dependencies.
  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 R7621 error and ensure that your navigation attributes are correctly configured for time dependency.