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How To Fix TG007 - Primary index & is not unique


SAP Error Message - Details

  • Message type: E = Error

  • Message class: TG - Messages for Upgrade Repository Switch

  • Message number: 007

  • Message text: Primary index & is not unique

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  • 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.

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Smart SAP Assistant

  • What is the cause and solution for SAP error message TG007 - Primary index & is not unique ?

    The SAP error message TG007, which states "Primary index & is not unique," typically occurs when there is an attempt to create or modify a primary index in a database table, but the values in the specified field(s) are not unique. This is a critical issue because a primary index must ensure that each entry in the table can be uniquely identified.

    Cause:

    1. Duplicate Entries: The most common cause of this error is that the data in the field(s) designated as the primary key contains duplicate values. This violates the uniqueness requirement of a primary index.
    2. Incorrect Table Design: The table may have been designed incorrectly, where the fields chosen for the primary index do not guarantee uniqueness.
    3. Data Migration Issues: If data has been migrated from another system or imported, it may have introduced duplicates that were not present in the original system.
    4. Concurrent Data Entry: If multiple users are entering data simultaneously, it may lead to duplicates being created before the primary index is enforced.

    Solution:

    1. Identify Duplicates: Use SQL queries or SAP tools to identify duplicate entries in the field(s) that are supposed to be unique. For example:

      SELECT field_name, COUNT(*)
      FROM table_name
      GROUP BY field_name
      HAVING COUNT(*) > 1;

      This query will help you find which values are duplicated.

    2. Remove or Modify Duplicates: Once duplicates are identified, you can either:

      • Delete the duplicate records if they are not needed.
      • Modify the records to ensure that they are unique (e.g., by changing values or adding a suffix).
    3. Review Table Design: Ensure that the fields chosen for the primary index are appropriate and that they can guarantee uniqueness. If necessary, consider adding additional fields to the primary key to ensure uniqueness.

    4. Data Validation: Implement data validation rules to prevent the entry of duplicate values in the future. This can be done through user exits, BAdIs, or validation checks in the application layer.

    5. Recreate the Index: After resolving the duplicates, you can attempt to recreate the primary index. Ensure that the database is properly updated and that the index is created without errors.

    Related Information:

    • Database Constraints: Understanding how primary keys and unique constraints work in the underlying database (e.g., SAP HANA, Oracle, etc.) can help in troubleshooting similar issues.
    • SAP Notes: Check SAP Notes for any specific guidance or patches related to this error message.
    • Data Consistency Checks: Regularly perform data consistency checks to ensure that your database remains free of duplicates and other integrity issues.
    • Backup: Always ensure that you have a backup of your data before making significant changes, especially when deleting or modifying records.

    By following these steps, you should be able to resolve the TG007 error and ensure that your primary index is unique.

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