How To Fix AD505 - No. of key fields respected can only be specified for generic buffering

SAP Error Message - Details

• Message type: E = Error

• Message class: AD - Data Dictionary application messages

• Message number: 505

• Message text: No. of key fields respected can only be specified for generic buffering

What causes this issue?

You have tried to specify a number of key fields for non-generic
buffering.

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?

This information is not required.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AD505 - No. of key fields respected can only be specified for generic buffering ?

  The SAP error message AD505 indicates an issue related to the configuration of buffering in the SAP system, specifically when it comes to the number of key fields that can be specified for generic buffering. This error typically arises when there is a mismatch in the configuration of the buffering settings for a database table.
  Cause:
  The error occurs when:
  
  Buffering Configuration: The table is set to use generic buffering, but the number of key fields specified in the buffering settings exceeds the allowed limit for generic buffering.
  Incorrect Settings: The settings for the table in transaction SE11 (Data Dictionary) or SE14 (Database Utility) may not align with the requirements for generic buffering.
  Table Structure: The structure of the table may not support the specified number of key fields for the buffering type that has been selected.
  
  Solution:
  To resolve the AD505 error, you can follow these steps:
  
  
  Check Buffering Settings:
  
  Go to transaction SE11 and enter the name of the table that is causing the error.
  Check the buffering settings for the table. Ensure that it is set to "Generic" if you intend to use generic buffering.
  
  
  
  Adjust Key Fields:
  
  If the table is set to use generic buffering, ensure that the number of key fields specified does not exceed the limit (usually one key field for generic buffering).
  If you need to use more key fields, consider switching to "Full Buffering" instead of "Generic Buffering".
  
  
  
  Modify Table Settings:
  
  If necessary, modify the buffering settings in the Data Dictionary (SE11) to align with the requirements of your application.
  Save and activate the changes.
  
  
  
  Transport Changes:
  
  If you are working in a development environment, ensure that the changes are transported to the appropriate systems (e.g., QA, Production) as needed.
  
  
  
  Check for Related Notes:
  
  Search the SAP Notes database for any specific notes related to the AD505 error. There may be additional guidance or patches available.
  
  
  
  Related Information:
  
  Buffering Types: Understand the different types of buffering in SAP (Full Buffering, Generic Buffering, No Buffering) and their implications on performance and data consistency.
  Transaction Codes:
  
  SE11: Data Dictionary for checking and modifying table definitions.
  SE14: Database Utility for managing database-related tasks.
  
  
  SAP Documentation: Refer to SAP Help documentation for detailed information on buffering and performance optimization.
  
  By following these steps, you should be able to resolve the AD505 error and ensure that your table's buffering settings are correctly configured.