How To Fix RSDHA186 - Model class '&1' not found

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDHA - HANA Analysis in BW

• Message number: 186

• Message text: Model class '&1' not found

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDHA186 - Model class '&1' not found ?

  The SAP error message RSDHA186, which states "Model class '&1' not found," typically occurs in the context of SAP BW (Business Warehouse) or SAP HANA when the system is unable to locate a specific model class that is referenced in a query or data model. This can happen for various reasons, including configuration issues, missing components, or incorrect references.
  Causes:
  
  Missing Model Class: The specified model class does not exist in the system. This could be due to a deletion or an incomplete installation.
  Incorrect Configuration: The model class might be incorrectly configured or not activated.
  Transport Issues: If the model class was transported from another system, the transport might not have included all necessary components.
  Authorization Issues: The user might not have the necessary authorizations to access the model class.
  System Upgrade: After an upgrade, certain model classes may not be compatible or may need to be reactivated.
  
  Solutions:
  
  Check Model Class Existence: Verify if the model class exists in the system. You can do this by navigating to the relevant transaction (e.g., RSA1 for Data Warehousing Workbench) and checking the model classes.
  Recreate or Activate the Model Class: If the model class is missing, you may need to recreate it or activate it if it exists but is not active.
  Transport Check: If the model class was supposed to be transported, check the transport logs to ensure that it was successfully transported and that all dependencies were included.
  Authorization Check: Ensure that the user has the necessary authorizations to access the model class. You may need to consult with your security team to verify this.
  System Logs: Check the system logs for any additional error messages or warnings that might provide more context about the issue.
  Consult Documentation: Review SAP documentation or notes related to the specific model class or error message for any known issues or fixes.
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that might address this specific error message or provide additional troubleshooting steps.
  Community Forums: Check SAP Community forums or other user groups for similar issues and solutions shared by other users.
  SAP Help Portal: Utilize the SAP Help Portal for detailed documentation on model classes and their configuration.
  
  If the issue persists after trying the above solutions, it may be beneficial to engage with SAP support for further assistance.