How To Fix SMTTOOLS145 - Check and generate drop statements for additional indexes

SAP Error Message - Details

• Message type: E = Error

• Message class: SMTTOOLS - Multi Tenancy tools

• Message number: 145

• Message text: Check and generate drop statements for additional indexes

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 SMTTOOLS145 - Check and generate drop statements for additional indexes ?

  The SAP error message SMTTOOLS145, which states "Check and generate drop statements for additional indexes," typically occurs during the process of data migration or system conversion, particularly when using the SAP Landscape Transformation (SLT) Replication Server or during the SAP S/4HANA migration process. This error indicates that there are additional indexes in the target database that need to be addressed.
  Cause:
  
  Additional Indexes: The error usually arises when there are indexes in the target database that are not present in the source database. These additional indexes may need to be dropped or modified to ensure consistency and performance during the data migration process.
  Inconsistent Schema: The schema of the source and target databases may not match, leading to discrepancies in how data is handled.
  Migration Process: The migration process may have identified indexes that are not required or that could cause issues during data transfer.
  
  Solution:
  
  Check Indexes: Review the indexes in the target database. You can use SQL queries to list all indexes and compare them with the source database.
  Generate Drop Statements: If you determine that certain indexes are unnecessary or problematic, you can generate SQL drop statements for those indexes. This can often be done using database management tools or scripts.
  Modify Migration Settings: If the additional indexes are required for performance reasons, consider adjusting the migration settings to accommodate them rather than dropping them.
  Consult Documentation: Refer to SAP documentation for specific guidelines on handling indexes during migration. The SAP Notes related to your specific version of SAP S/4HANA or SLT may provide additional insights.
  Testing: Before making changes in a production environment, test the changes in a development or test environment to ensure that dropping the indexes does not negatively impact performance or functionality.
  
  Related Information:
  
  SAP Notes: Check for relevant SAP Notes that may provide additional context or solutions for this error. SAP Notes often contain patches, workarounds, or detailed instructions.
  SLT Documentation: Review the SAP Landscape Transformation documentation for best practices on handling indexes during data replication and migration.
  Database Management: Familiarize yourself with the database management system (DBMS) you are using (e.g., HANA, Oracle, SQL Server) as the commands and procedures for managing indexes can vary between systems.
  Performance Considerations: Understand the implications of dropping indexes on query performance and data retrieval, and plan accordingly.
  
  By following these steps, you should be able to resolve the SMTTOOLS145 error and ensure a smoother migration process.