How To Fix RS_ADSO_MODEL066 - Direct update set. "All Char. are Key" not allowed.

SAP Error Message - Details

• Message type: E = Error

• Message class: RS_ADSO_MODEL - Messages related to the Datastore Object Backend

• Message number: 066

• Message text: Direct update set. "All Char. are Key" not allowed.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RS_ADSO_MODEL066 - Direct update set. "All Char. are Key" not allowed. ?

  The SAP error message RS_ADSO_MODEL066, which states "Direct update set. 'All Char. are Key' not allowed," typically occurs in the context of SAP BW (Business Warehouse) when working with Advanced DataStore Objects (ADSO). This error indicates that the configuration of the ADSO is not compatible with the data being loaded or the way the ADSO is set up.
  Cause:
  The error arises when you attempt to create or load data into an ADSO that is configured as a Direct Update DataStore Object (DSO) and has all characteristics defined as key fields. In SAP BW, a Direct Update DSO is designed for real-time data updates, and it requires at least one non-key characteristic to function properly. If all characteristics are defined as key fields, the system cannot process the data correctly, leading to this error.
  Solution:
  To resolve this error, you need to modify the configuration of the ADSO. Here are the steps you can take:
  
  
  Check ADSO Configuration:
  
  Go to the ADSO definition in the SAP BW modeling tools.
  Review the characteristics defined in the ADSO.
  
  
  
  Modify Key Fields:
  
  Ensure that not all characteristics are set as key fields. At least one characteristic should be defined as a non-key field.
  You can do this by editing the ADSO and changing the properties of the characteristics.
  
  
  
  Re-activate the ADSO:
  
  After making changes to the key fields, you may need to re-activate the ADSO to apply the changes.
  
  
  
  Test Data Load:
  
  After re-activating, attempt to load data into the ADSO again to ensure that the error is resolved.
  
  
  
  Related Information:
  
  Direct Update DSO: This type of DSO is used for real-time data updates and is optimized for scenarios where data needs to be written quickly.
  Key Fields: In SAP BW, key fields are used to uniquely identify records in a DSO. Having all characteristics as key fields can lead to ambiguity in data processing.
  SAP BW Modeling Tools: Use the SAP BW modeling tools (like Eclipse-based BW Modeling Tools) to manage and configure your ADSOs effectively.
  
  If you continue to experience issues after making these changes, consider checking the SAP Notes or consulting with your SAP BW administrator for further troubleshooting.