How To Fix DT909 - Dependent view & was activated with warnings

SAP Error Message - Details

• Message type: E = Error

• Message class: DT - Table activation (incl. indexes)

• Message number: 909

• Message text: Dependent view & was activated with warnings

Self-Explanatory Message

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• What is the cause and solution for SAP error message DT909 - Dependent view & was activated with warnings ?

  The SAP error message DT909 indicates that a dependent view was activated with warnings. This typically occurs in the context of the Data Dictionary (DDIC) or when working with ABAP Dictionary objects, such as views, tables, or data elements. The warning suggests that there may be issues with the dependent view that could affect its functionality or performance.
  Cause:
  
  Inconsistent Data Types: The data types of fields in the dependent view may not match those in the underlying tables or structures.
  Missing Objects: The dependent view may reference objects (like tables or fields) that are not available or have been deleted.
  Naming Conflicts: There may be naming conflicts with other objects in the system.
  Incorrect Join Conditions: If the view is based on joins, the join conditions may not be correctly defined.
  Performance Issues: The view may have been activated with warnings related to performance, such as inefficient joins or lack of indexes.
  
  Solution:
  
  Check Activation Logs: Review the activation logs to identify the specific warnings that were generated during the activation process. This can provide insights into what needs to be corrected.
  Correct Data Types: Ensure that all fields in the dependent view have consistent data types with the underlying tables or structures.
  Verify Object Existence: Check that all referenced objects (tables, fields) exist and are correctly defined.
  Resolve Naming Conflicts: Ensure that there are no naming conflicts with other objects in the system.
  Review Join Conditions: If the view is based on joins, verify that the join conditions are correctly defined and that they make sense logically.
  Optimize Performance: If performance warnings are present, consider optimizing the view by adding appropriate indexes or restructuring the joins.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like SE11 (Data Dictionary) to view and edit the definitions of the views and tables.
  Activation Logs: The activation logs can be accessed through the activation process in SE11 or SE80, where you can see detailed messages about what went wrong.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to the DT909 message.
  Documentation: Refer to SAP documentation for best practices on creating and managing views in the ABAP Dictionary.
  
  By addressing the specific warnings indicated in the activation logs and ensuring that all dependencies are correctly defined, you can resolve the DT909 error and ensure that the dependent view functions as intended.