How To Fix DT143 - Key field &: Decimal places must not be changed


DT143 - Overview

  • Message type: E = Error

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

  • Message number: 143

  • Message text: Key field &: Decimal places must not be changed

  • Show details Hide details
  • What causes this issue?

    You have changed the decimal places for field &1. This is not allowed
    in support package systems.

    System Response

    The table will not be activated.

    How to fix this error?

    Remove the change.

    Error message extract from SAP system. Copyright SAP SE.


Smart SAP Assistant

  • What is the cause and solution for SAP error message DT143 - Key field &: Decimal places must not be changed ?
    The SAP error message DT143 ("Key field &: Decimal places must not be changed") typically occurs when there is an attempt to modify the decimal places of a key field in a data structure or table that is not allowed. Key fields in SAP are critical for data integrity and consistency, and changing their decimal places can lead to issues in data retrieval and processing.
    
    Cause: Modification of Key Fields: The error is triggered when a user or a program tries to change the decimal places of a field that is defined as a key field in a database table or structure. Data Dictionary Constraints: SAP enforces strict rules on key fields to maintain data integrity. Key fields are often used in indexing and relationships between tables, and changing their properties can lead to inconsistencies. Data Type Mismatch: If there is an attempt to assign a value with a different number of decimal places

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