How To Fix EWA304 - &1 &2 cannot be saved; no history data maintained


EWA304 - Overview

  • Message type: E = Error

  • Message class: EWA - IS-U-WA: Waste Management

  • Message number: 304

  • Message text: &1 &2 cannot be saved; no history data maintained

  • Show details Hide details
  • What causes this issue?

    You can only save the factor if you have created at least one time
    slice with a factor value for the factor.

    The system issues an error message and will not allow you to continue with this transaction until the error is resolved.


    Error message extract from SAP system. Copyright SAP SE.


Smart SAP Assistant

  • What is the cause and solution for SAP error message EWA304 - &1 &2 cannot be saved; no history data maintained ?
    The SAP error message EWA304 indicates that a specific object (like a work item or a document) cannot be saved because there is no history data maintained for it. This error typically arises in the context of SAP systems that utilize the EarlyWatch Alert (EWA) or similar monitoring tools.
    
    Cause: Missing History Data: The primary cause of this error is that the system is trying to save a record or an entry that requires historical data, but such data is not available.
    Configuration Issues: There may be configuration settings that prevent the system from maintaining history data. Data Deletion: Historical data might have been deleted or not generated due to system settings or manual interventions. System Errors: There could be underlying system errors or inconsistencies that prevent the proper logging of historical data.
    Solution: Check Configuration: Review the configuration settings related to the object in question. Ensure that history data maintenance is enabled. Generate History Data: If possible,

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