How To Fix /INCMD/MSG404 - Inconsistencies in shared memory

SAP Error Message - Details

• Message type: E = Error

• Message class: /INCMD/MSG -

• Message number: 404

• Message text: Inconsistencies in shared memory

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 /INCMD/MSG404 - Inconsistencies in shared memory ?

  The SAP error message /INCMD/MSG404 Inconsistencies in shared memory typically indicates that there are inconsistencies or issues with the shared memory segments used by the SAP system. This can occur due to various reasons, such as improper shutdowns, memory corruption, or issues during system updates.
  Causes:
  
  Improper Shutdown: If the SAP system was not shut down properly, it may leave shared memory segments in an inconsistent state.
  Memory Corruption: Issues in the underlying operating system or hardware can lead to memory corruption.
  System Updates: Inconsistencies can arise during or after system updates or upgrades if the shared memory segments are not properly managed.
  
  Configuration Issues: Incorrect configuration settings related to shared memory can also lead to inconsistencies.
  
  Solutions:
  
  Restart the SAP System: Often, a simple restart of the SAP system can resolve temporary inconsistencies in shared memory.
  Check Shared Memory Segments: Use transaction code SM12 to check for any locks that may be causing issues. You can also