How To Fix GS124 - Set &1: Lower-level set &2 either does not exist or is not suitable

GS124 - Overview

• Message type: E = Error

• Message class: GS - Sets

• Message number: 124

• Message text: Set &1: Lower-level set &2 either does not exist or is not suitable

What causes this issue?

The <DS:GLOS.3526BA3DAFAB52B9E10000009B38F974>set</> &V1& contains the
set &V2&. This set
Does not exist or
Is not compatible with the characteristic of the higher-level set or
Has a category that is not allowed in the higher-level set.

How to fix this error?

Change the set &V1& in transaction <DS:TRAN.GS02>GS02</>, or in the
relevant transaction for change a CO group.
If this error appears when you import a transport request, check the
set &V1& in the source system of the transport.
If the set does not contain errors there (if you can save it without
receiving an error message), you need to transport set &V1& with its
dependent objects to remove this error.
If the set contains errors there, correct the errors in the source
system of the transport and then run a new transport.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GS124 - Set &1: Lower-level set &2 either does not exist or is not suitable ?

  The SAP error message GS124 indicates that there is an issue with a set in the context of a report or query that is trying to reference a lower-level set that either does not exist or is not suitable for the operation being performed. This error typically arises in the context of using sets in SAP, particularly in the areas of reporting, analysis, or data selection.
  
  Cause:
  
  Non-Existent Set: The lower-level set referenced in the error message does not exist in the system. This could be due to it being deleted or never created.
  Incompatible Set: The lower-level set exists but is not suitable for the operation being performed. This could be due to differences in the characteristics or data types expected by the higher-level set.
  Authorization Issues: The user may not have the necessary authorizations to access the lower-level set.
  
  Configuration Issues: There may be configuration issues in the set definitions or the way