How To Fix UJA_EXCEPTION001 - Dimension &1 is used in model &2 and cannot be deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: UJA_EXCEPTION - BPC: Admin exception message class

• Message number: 001

• Message text: Dimension &1 is used in model &2 and cannot be deleted

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message UJA_EXCEPTION001 - Dimension &1 is used in model &2 and cannot be deleted ?

  The SAP error message UJA_EXCEPTION001 indicates that a specific dimension (denoted as &1) is being used in a model (denoted as &2) and cannot be deleted because it is still referenced in that model. This is a common issue when working with SAP BW (Business Warehouse) or SAP Analytics Cloud, where dimensions are integral to the data model.
  Cause:
  
  Active Usage: The dimension you are trying to delete is actively being used in one or more models, which prevents its deletion.
  Dependencies: There may be dependencies or relationships established between the dimension and other objects in the model, such as InfoObjects, queries, or data flows.
  Data Integrity: SAP enforces data integrity rules to ensure that deleting a dimension does not lead to inconsistencies in the data model.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Identify Usage:
  
  Check where the dimension is being used. You can do this by reviewing the model's structure and any associated queries or reports.
  Use transaction codes like RSO1 (for InfoObjects) or RSA1 (for Data Warehousing Workbench) to analyze the dependencies.
  
  
  
  Remove Dependencies:
  
  If the dimension is used in any queries, reports, or other models, you will need to remove those dependencies first.
  Update or delete any queries that reference the dimension.
  
  
  
  Delete from Model:
  
  Once all dependencies are removed, you can attempt to delete the dimension again from the model.
  
  
  
  Check for Other References:
  
  Ensure that the dimension is not referenced in any other objects, such as transformations or data sources.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific instructions related to your version of SAP BW or SAP Analytics Cloud.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes like RSA1, RSO1, and RSRT for managing InfoObjects and queries.
  SAP Notes: Check SAP Notes for any known issues or additional guidance related to this error message.
  Data Model Design: Understanding the design of your data model can help prevent such issues in the future. Consider documenting dependencies and relationships between dimensions and models.
  
  By following these steps, you should be able to resolve the UJA_EXCEPTION001 error and successfully delete the dimension if it is no longer needed.