How To Fix UGX1020 - Element &1 of tuple &2 is not defined

SAP Error Message - Details

• Message type: E = Error

• Message class: UGX1 - Messages for XML Processing

• Message number: 020

• Message text: Element &1 of tuple &2 is not defined

What causes this issue?

The XML schema determines whether a tuple is defined as a <LS>sequence
</>, <LS>choice</>, or <LS>all</>. The current sequence or choice has
references to elements. These elements must themselves be defined.

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?

Validate the taxonomy.

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 UGX1020 - Element &1 of tuple &2 is not defined ?

  The SAP error message UGX1020, which states "Element &1 of tuple &2 is not defined," typically occurs in the context of SAP BW (Business Warehouse) or SAP HANA when dealing with queries, data models, or data sources. This error indicates that a specific element (like a characteristic or key figure) referenced in a tuple (a combination of dimensions) is not defined or recognized in the context of the query or data model.
  Causes:
  
  Missing Characteristics or Key Figures: The element referenced in the error message may not be defined in the InfoObject or the data model you are working with.
  Incorrect Tuple Definition: The tuple may be incorrectly defined, referencing elements that do not exist or are not valid in the current context.
  Data Source Issues: The data source may not have been properly activated or may not contain the expected elements.
  Changes in Data Model: If there have been recent changes to the data model (like adding or removing characteristics), the query may not be updated accordingly.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access certain elements, leading to this error.
  
  Solutions:
  
  Check Element Definitions: Verify that the element (&1) referenced in the error message is correctly defined in the InfoObject or data model. Ensure that it exists and is active.
  Review Tuple Configuration: Check the configuration of the tuple (&2) to ensure that it is correctly defined and that all referenced elements are valid.
  Update Queries: If there have been changes to the data model, update the queries to reflect those changes. This may involve re-creating or modifying the query.
  Check Data Source Activation: Ensure that the data source is activated and that it contains the necessary elements. If not, reactivate the data source.
  Authorization Check: Verify that the user has the necessary authorizations to access the elements in question. If not, adjust the user roles accordingly.
  Consult Documentation: Refer to SAP documentation or support notes for any specific guidance related to the UGX1020 error.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  Debugging Tools: Use SAP BW or HANA debugging tools to trace the query execution and identify where the error is occurring.
  
  By following these steps, you should be able to diagnose and resolve the UGX1020 error in your SAP environment.