How To Fix D4608 - No information on advised indexes available

SAP Error Message - Details

• Message type: E = Error

• Message class: D4 - DB2/400 specific messages

• Message number: 608

• Message text: No information on advised indexes available

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

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.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message D4608 - No information on advised indexes available ?

  The SAP error message D4608 ("No information on advised indexes available") typically occurs when the system is unable to provide recommendations for database indexes that could improve performance for a specific database table or query. This can happen for several reasons, including:
  Causes:
  
  Missing Statistics: The database statistics for the relevant tables may be outdated or missing. The optimizer relies on these statistics to make recommendations.
  Database Configuration: The database may not be configured to collect or maintain index recommendations.
  Lack of Usage Data: If the system has not been used enough to gather sufficient data on query performance, it may not have enough information to suggest indexes.
  System Version: Certain versions of SAP or the underlying database may have limitations or bugs related to index recommendations.
  
  Solutions:
  
  
  Update Statistics: Ensure that the database statistics for the relevant tables are up to date. You can do this by running the appropriate commands in your database (e.g., ANALYZE TABLE for Oracle, UPDATE STATISTICS for SQL Server).
  
  
  Check Database Configuration: Verify that the database is configured to collect and maintain index recommendations. This may involve checking settings related to the query optimizer.
  
  
  Use Transaction ST04: In SAP, you can use transaction ST04 (Database Performance Analysis) to analyze the performance of your database and see if there are any recommendations for indexes.
  
  
  Manual Index Creation: If you have identified performance issues with specific queries, you may consider manually creating indexes based on your knowledge of the data and query patterns.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this issue. There may be specific patches or updates that resolve the problem.
  
  
  Monitor Query Performance: Use tools like transaction ST05 (SQL Trace) to monitor the performance of specific queries and identify potential areas for optimization.
  
  
  Related Information:
  
  SAP Basis Documentation: Review the SAP Basis documentation for guidelines on database performance tuning and index management.
  Database-Specific Documentation: Depending on the database you are using (e.g., Oracle, SQL Server, HANA), refer to the specific documentation for that database regarding index management and performance tuning.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  By following these steps, you should be able to address the D4608 error and improve the performance of your SAP system.