How To Fix DBMAN358 - The primary index on the E table was deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: DBMAN - Data Manager Message Class

• Message number: 358

• Message text: The primary index on the E table was deleted

What causes this issue?

The primary index (or corresponding non-unique index) has been deleted
from the E-table. This is for performance reasons. The index is
reconstructed automatically after the summarization run.

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DBMAN358 - The primary index on the E table was deleted ?

  The SAP error message DBMAN358 indicates that the primary index on a database table (referred to as the "E table") has been deleted. This can lead to issues with data retrieval and integrity, as the primary index is crucial for maintaining the uniqueness of records and optimizing query performance.
  Cause:
  
  Manual Deletion: The primary index may have been deleted manually by a user with the necessary permissions.
  Database Corruption: Issues with the database system or corruption can lead to the loss of the primary index.
  Transport Issues: If changes were transported from one system to another, it’s possible that the transport did not include the primary index or that it was incorrectly configured.
  Database Maintenance: Certain maintenance operations or scripts may inadvertently remove the primary index.
  
  Solution:
  
  
  Recreate the Primary Index:
  
  Use the database management tools or SQL commands to recreate the primary index on the affected table. The exact command will depend on the database system (e.g., Oracle, SQL Server, HANA).
  Example SQL command for creating a primary index:
  CREATE UNIQUE INDEX <index_name> ON <table_name> (<column_name>);
  
  Ensure that the columns used in the index are unique and appropriate for the primary key.
  
  
  
  Check Database Logs: Review the database logs to identify when and how the primary index was deleted. This can help prevent future occurrences.
  
  
  Restore from Backup: If the index cannot be recreated or if there are concerns about data integrity, consider restoring the table from a backup that includes the primary index.
  
  
  Consult Documentation: Refer to SAP documentation or your database vendor’s documentation for specific instructions on managing indexes.
  
  
  Contact Support: If the issue persists or if you are unsure about the steps to take, consider reaching out to SAP support or your database administrator for assistance.
  
  
  Related Information:
  
  Database Administration: Understanding how to manage indexes is crucial for database performance and integrity.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Backup and Recovery: Regular backups are essential for recovering from such issues without significant data loss.
  Monitoring Tools: Implement monitoring tools to track changes in the database schema and alert administrators to unauthorized changes.
  
  By addressing the issue promptly and following best practices for database management, you can mitigate the impact of this error and maintain the integrity of your SAP system.