How To Fix AD424 - When specifying buffering type, you must select storage type in buffer

SAP Error Message - Details

• Message type: E = Error

• Message class: AD - Data Dictionary application messages

• Message number: 424

• Message text: When specifying buffering type, you must select storage type in buffer

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message AD424 - When specifying buffering type, you must select storage type in buffer ?

  The SAP error message AD424 typically occurs when there is an issue with the configuration of buffering types in the SAP system. This error indicates that when you are trying to specify a buffering type for a database table, you must also select a corresponding storage type in the buffer settings.
  Cause:
  The error arises due to the following reasons:
  
  Missing Storage Type: When you are defining the buffering type for a table, the system requires that you also specify a storage type. If the storage type is not selected, the system cannot proceed with the configuration.
  Incorrect Configuration: The buffering settings may not be properly configured in the Data Dictionary (DDIC) for the specific table you are working on.
  User Input Error: The user may have overlooked selecting the storage type while trying to configure the buffering settings.
  
  Solution:
  To resolve the AD424 error, follow these steps:
  
  
  Access the Table Definition:
  
  Go to transaction code SE11 (Data Dictionary).
  Enter the name of the table that is causing the error and click on "Display" or "Change".
  
  
  
  Check Buffering Settings:
  
  Navigate to the "Technical Settings" of the table.
  Look for the "Buffering" section.
  
  
  
  Select Storage Type:
  
  Ensure that you have selected a valid storage type. The options typically include:
  
  Buffering Type: Choose from options like "Single Record", "Full Table", or "No Buffering".
  Storage Type: Make sure to select a corresponding storage type that matches the buffering type you have chosen.
  
  
  
  
  
  Save Changes:
  
  After making the necessary selections, save your changes.
  
  
  
  Transport Changes (if applicable):
  
  If you are working in a development environment, ensure that the changes are transported to the appropriate environments (e.g., QA, Production) as needed.
  
  
  
  Related Information:
  
  
  Buffering Types: Understanding the different types of buffering can help in making the right choice. For example:
  
  Single Record Buffering: Useful for tables that are frequently accessed with specific keys.
  Full Table Buffering: Suitable for small tables that are read often and updated infrequently.
  No Buffering: Used for tables that are updated frequently or are large in size.
  
  
  
  Performance Considerations: Properly configuring buffering can significantly improve the performance of your SAP system by reducing database access times.
  
  
  Documentation: Refer to SAP Help documentation for more detailed information on buffering and performance optimization.
  
  
  By following these steps and ensuring that the necessary configurations are in place, you should be able to resolve the AD424 error and successfully configure the buffering settings for your SAP table.