How To Fix DT486 - & not implementing key number feature; table will not be created

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 486

• Message text: & not implementing key number feature; table will not be created

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DT486 - & not implementing key number feature; table will not be created ?

  The SAP error message DT486 typically indicates an issue related to the Data Dictionary, specifically when trying to create a table that requires a key number feature that is not implemented. This error can arise in various scenarios, such as when defining a new database table or modifying an existing one.
  Cause of Error DT486
  
  Key Number Feature Not Implemented: The error suggests that the key number feature, which is used to manage the uniqueness of records in a table, is not implemented in the current system configuration.
  Table Definition Issues: There may be issues in the table definition, such as missing primary keys or incorrect data types.
  System Configuration: The SAP system may not be configured to support certain features that are required for the table creation.
  
  Solution
  To resolve the DT486 error, you can follow these steps:
  
  
  Check Table Definition:
  
  Ensure that the table definition includes a primary key. Every table in SAP should have a unique identifier.
  Verify that all fields are correctly defined with appropriate data types and lengths.
  
  
  
  Implement Key Number Feature:
  
  If the key number feature is required for your application, you may need to implement it. This could involve customizing the system or enabling specific features in the SAP configuration.
  Consult with your SAP Basis or ABAP team to determine if the key number feature can be activated or if there are any prerequisites.
  
  
  
  Review System Configuration:
  
  Check the system settings to ensure that all necessary components and features are enabled. This may involve looking into transaction codes like SE11 (Data Dictionary) or SE14 (Database Utility) to analyze the current configuration.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the DT486 error for any specific guidance or patches that may address the issue.
  
  
  
  Testing:
  
  After making changes, test the table creation process again to ensure that the error has been resolved.
  
  
  
  Related Information
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the DT486 error. You can search for relevant notes in the SAP Support Portal.
  Transaction Codes: Familiarize yourself with transaction codes like SE11 (Data Dictionary), SE14 (Database Utility), and SE37 (Function Builder) for managing database objects.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  If the problem persists after following these steps, it may be beneficial to reach out to SAP support for further assistance.