How To Fix PLM_SE_EAM_SC022 - Exactly-once request cannot be locked: &1 (error code: &2)


PLM_SE_EAM_SC022 - Overview

  • Message type: E = Error

  • Message class: PLM_SE_EAM_SC - Messages for PLM Services

  • Message number: 022

  • Message text: Exactly-once request cannot be locked: &1 (error code: &2)

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  • Self-Explanatory Message

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Smart SAP Assistant

  • What is the cause and solution for SAP error message PLM_SE_EAM_SC022 - Exactly-once request cannot be locked: &1 (error code: &2) ?
    The SAP error message PLM_SE_EAM_SC022, which states "Exactly-once request cannot be locked: &1 (error code: &2)," typically occurs in the context of SAP's Event Management or similar systems where exactly-once processing is required. This error indicates that the system is unable to lock a specific request for processing, which is essential for ensuring that the request is handled exactly once without duplication or loss.
    
    Cause: Concurrency Issues: The error often arises when multiple processes or threads attempt to access the same request simultaneously, leading to a locking conflict. Database Locking: The request may be locked by another transaction or process, preventing the current process from obtaining the necessary lock.
    Configuration Issues: There may be misconfigurations in the system that affect how locks are managed for exactly-once requests. Long-running Transactions: If a transaction takes too long to complete, it may hold onto locks longer than expected, causing subsequent requests to fail.
    Solution: Check for Active Locks: Use transaction

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