How To Fix UJA_EXCEPTION190 - Duplicate dimension type is not allowed in one model

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 190

• Message text: Duplicate dimension type is not allowed in one model

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message UJA_EXCEPTION190 - Duplicate dimension type is not allowed in one model ?

  The SAP error message UJA_EXCEPTION190 indicates that there is a duplicate dimension type in a model within SAP Analytics Cloud (SAC) or SAP BW/4HANA. This error typically arises when you attempt to create or modify a model that includes more than one dimension of the same type, which is not permitted.
  Cause:
  
  Duplicate Dimension Types: The model you are trying to create or modify has more than one dimension of the same type (e.g., two time dimensions, two account dimensions, etc.).
  Model Configuration: The configuration of the model may have been set up incorrectly, leading to the inclusion of duplicate dimensions.
  Data Source Issues: If the model is based on a data source that has been incorrectly defined or has multiple references to the same dimension type, this can trigger the error.
  
  Solution:
  
  Review Model Configuration: Check the model configuration to identify any duplicate dimension types. Ensure that each dimension type is unique within the model.
  Remove Duplicates: If you find duplicate dimensions, remove or consolidate them so that each dimension type appears only once in the model.
  Check Data Source: If the model is based on a data source, review the data source configuration to ensure that it does not include multiple references to the same dimension type.
  Recreate the Model: If the issue persists, consider recreating the model from scratch, ensuring that you only include unique dimension types.
  Consult Documentation: Refer to SAP documentation or community forums for specific guidelines on dimension types and model creation to ensure compliance with best practices.
  
  Related Information:
  
  SAP Analytics Cloud Documentation: Check the official SAP documentation for guidelines on model creation and dimension management.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and to find additional solutions or workarounds.
  SAP Support: If the problem cannot be resolved through the above steps, consider reaching out to SAP Support for assistance.
  
  By following these steps, you should be able to resolve the UJA_EXCEPTION190 error and successfully configure your model without duplicate dimension types.