How To Fix SHMA090 - This change invalidates all active area instances and locks


SHMA090 - Overview

  • Message type: E = Error

  • Message class: SHMA - Shared Objects: Management Messages

  • Message number: 090

  • Message text: This change invalidates all active area instances and locks

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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.



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Smart SAP Assistant

  • What is the cause and solution for SAP error message SHMA090 - This change invalidates all active area instances and locks ?
    The SAP error message SHMA090 typically indicates that a change made to a shared memory area (SMA) has invalidated all active area instances and locks associated with that area. This can occur in scenarios where the structure or configuration of the shared memory area is modified while it is still in use, leading to inconsistencies or conflicts.
    
    Cause: Modification of Shared Memory Area: The most common cause of this error is that a change was made to the shared memory area definition (e.g., adding or removing fields, changing data types) while there were still active instances or locks on that area. Concurrent Access: If multiple processes or transactions are trying to access or modify the shared memory area simultaneously, it can lead to this error. System Configuration Changes: Changes in system configuration or updates to the SAP system that affect shared memory management can also trigger this error.
    Solution: Restart the Application: If possible, restart the

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