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How To Fix UMB_AH020 - No time interval defined; create a time interval first


SAP Error Message - Details

  • Message type: E = Error

  • Message class: UMB_AH - Aggregation Hierarchy

  • Message number: 020

  • Message text: No time interval defined; create a time interval first

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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.

    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 UMB_AH020 - No time interval defined; create a time interval first ?

    The SAP error message UMB_AH020: No time interval defined; create a time interval first typically occurs in the context of SAP's time management or scheduling modules, particularly when dealing with time intervals for activities, tasks, or resources. This error indicates that the system is expecting a defined time interval for a specific operation, but none has been set up.

    Cause:

    1. Missing Time Interval Definition: The most common cause of this error is that the user has not defined a time interval in the system. This could be for a specific task, resource, or activity that requires a time frame to operate correctly.
    2. Configuration Issues: There may be configuration settings that have not been properly set up in the system, leading to the absence of required time intervals.
    3. User Input Error: The user may have attempted to perform an action that requires a time interval without first creating one.

    Solution:

    To resolve the error, you can follow these steps:

    1. Create a Time Interval:

      • Navigate to the relevant configuration or master data area in SAP where time intervals are defined.
      • Create a new time interval by specifying the necessary parameters (e.g., start time, end time, duration).
      • Ensure that the time interval is saved and activated.
    2. Check Existing Time Intervals:

      • Review any existing time intervals to ensure they are correctly defined and applicable to the task or resource you are working with.
      • If necessary, modify or delete any incorrect time intervals.
    3. Consult Documentation:

      • Refer to SAP documentation or help files related to the specific module you are working with for detailed instructions on how to create and manage time intervals.
    4. User Training:

      • If the error is due to user input, consider providing training or resources to users on how to properly define and use time intervals in the system.
    5. Contact Support:

      • If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.

    Related Information:

    • Transaction Codes: Depending on the specific module, you may need to use different transaction codes to access the time interval settings (e.g., SPRO for configuration).
    • SAP Notes: Check for any relevant SAP Notes that may address this error or provide additional guidance.
    • User Roles and Permissions: Ensure that the user has the necessary permissions to create and modify time intervals in the system.

    By following these steps, you should be able to resolve the UMB_AH020 error and successfully define the required time intervals in your SAP system.

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