Message type: E = Error
Message class:  RSO_SEGR - Messages for TLOGO = SEGR  (Semantic Group of ADSOs) 
Message number: 203
Message text: Name of template DataStore object is not specified
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The SAP error message RSO_SEGR203 indicates that a DataStore Object (DSO) template name has not been specified in the context where it is required. This error typically occurs in the context of SAP BW (Business Warehouse) or SAP BW/4HANA when working with data modeling or data extraction processes.
Cause: The error is usually caused by one of the following reasons: Missing Configuration: The template DataStore object has not been defined or configured properly in the system. Incorrect Settings: The settings for the data flow or data extraction process may not have the required parameters filled in, leading to the absence of a specified template name. Transport Issues: If the configuration was transported from another system, it might not have been transported correctly, leading to missing or incomplete definitions.
Solution: To resolve the RSO_SEGR203 error, you can follow these steps: Check Configuration: Go to the Data Warehousing Workbench (transaction code RSA1). Navigate to the DataStore Objects section and ensure that the
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