How To Fix ATAB021 - Group &1 is assigned to several tabs in tab layout &2.


ATAB021 - Overview

  • Message type: E = Error

  • Message class: ATAB - Tabs in master data: Messages

  • Message number: 021

  • Message text: Group &1 is assigned to several tabs in tab layout &2.

  • Show details Hide details
  • What causes this issue?

    Group box &v1& appears on more than one tab (&v3&) of tab layout &v2&.

    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?

    If you do not want this to be so, check the group boxes assigned to
    each of the tabs and remove multiple entries.

    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 ATAB021 - Group &1 is assigned to several tabs in tab layout &2. ?
    The SAP error message ATAB021 indicates that a specific group (denoted as &1) is assigned to multiple tabs in a tab layout (denoted as &2). This situation typically arises in the context of customizing the user interface in SAP, particularly when working with tab layouts in transactions or screens.
    
    Cause: The error occurs because the same group is being assigned to more than one tab in the same tab layout. In SAP, each group should be unique to a tab to avoid confusion and ensure proper functionality. When a group is assigned to multiple tabs, it can lead to conflicts in data display or user interaction.
    Solution: To resolve this error, you need to ensure that each group is assigned to only one tab within the specified tab layout. Here are the steps to fix the issue: Identify the Tab Layout: Determine which tab layout is causing the error. This is indicated by &2 in

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