How To Fix RSDME344 - Model has no keys; cannot update results to BW

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDME -

• Message number: 344

• Message text: Model has no keys; cannot update results to BW

What causes this issue?

The specified model has no key fields. Upload to SAP BW (ODS, Master
Data attributes or through Extractors) is not possible.

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?

To upload the results of the mining model into SAP BW, you must define
the relevant key fields in the model.

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 RSDME344 - Model has no keys; cannot update results to BW ?

  The SAP error message RSDME344, which states "Model has no keys; cannot update results to BW," typically occurs in the context of SAP BW (Business Warehouse) when there is an issue with the data model configuration. This error indicates that the data model you are trying to work with does not have any key figures defined, which are essential for updating results in BW.
  Cause:
  
  Missing Key Figures: The data model (InfoProvider) does not have any key figures defined. Key figures are essential for aggregating and analyzing data in BW.
  Incorrect Model Configuration: The model may not be properly configured, leading to the absence of keys.
  Data Source Issues: The data source linked to the model may not be correctly set up, resulting in no keys being recognized.
  Transformation Issues: If the transformation from the source to the target is not correctly defined, it may lead to the model not having keys.
  
  Solution:
  
  
  Define Key Figures:
  
  Go to the data model in the SAP BW system.
  Ensure that you have defined key figures in the model. Key figures are typically numeric values that can be aggregated (e.g., sales amount, quantity sold).
  If necessary, create new key figures and ensure they are properly configured.
  
  
  
  Check Model Configuration:
  
  Review the configuration of the InfoProvider to ensure that it is set up correctly.
  Make sure that the model is activated after making any changes.
  
  
  
  Review Data Source:
  
  Check the data source associated with the model to ensure it is correctly configured and that it contains the necessary fields.
  Ensure that the data source is active and that it is correctly mapped to the InfoProvider.
  
  
  
  Examine Transformations:
  
  Review the transformations that are used to load data into the model. Ensure that the mappings are correct and that key figures are being transferred properly.
  If necessary, adjust the transformation rules to include the required key figures.
  
  
  
  Test Data Load:
  
  After making the necessary changes, perform a test data load to verify that the model can now update results without errors.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or patches related to this error.
  Documentation: Refer to the SAP BW documentation for detailed information on configuring InfoProviders and key figures.
  Community Forums: Engage with SAP community forums or support channels for additional help and shared experiences from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the RSDME344 error and successfully update results in your SAP BW environment.