How To Fix GS029 - The default set for set variable &1 does not exist

GS029 - Overview

• Message type: E = Error

• Message class: GS - Sets

• Message number: 029

• Message text: The default set for set variable &1 does not exist

What causes this issue?

You attempted to import the set variable &V1&. This set variable uses
the default set &V2& that does not, however, exist in the system.

How to fix this error?

Check the definition of the variable &V1& in the <DS:TRAN.GS12>Variable
Maintenance</>.
The error may have occurred during the transport of the variables. In
this case you can possibly transport the missing set &V2& into this
system.
Otherwise you will have to change the definition of set variable &V1&
or create the default set &V2&.

Error message extract from SAP system. Copyright SAP SE.

GS029 - Details

• The SAP error message GS029 indicates that the default set for a specified variable does not exist. This typically occurs in the context of SAP BW (Business Warehouse) or SAP BI (Business Intelligence) when working with queries, variables, or data sources.
  
  Cause:
  
  Missing Default Set: The default set for the variable specified in the error message has not been created or has been deleted.
  Incorrect Variable Configuration: The variable may not be properly configured in the query or report.
  Transport Issues: If the variable was transported from one system to another (e.g., from development to production), the default set may not have been included in the transport.
  Authorization Issues: The user may not have the necessary authorizations to access the default set.
  
  
  Solution:
  
  
  Check Variable Configuration:
  
  Go to the variable maintenance in the SAP BW system (transaction code RSZV).
  Verify that the variable in question is correctly configured and that a default set exists.
  
  
  
  Create or Restore Default Set:
  
  If the