How To Fix SHMM010 - The instance & is not consistent - no access possible.

SAP Error Message - Details

• Message type: E = Error

• Message class: SHMM - Shared Objects Monitor

• Message number: 010

• Message text: The instance & is not consistent - no access possible.

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 SHMM010 - The instance & is not consistent - no access possible. ?

  The SAP error message SHMM010 indicates that there is an inconsistency in the shared memory management (SHM) for a particular instance. This can occur for various reasons, such as issues with the instance configuration, memory allocation problems, or corruption in the shared memory segments.
  Cause:
  
  Configuration Issues: The instance may not be configured correctly in the SAP system.
  Memory Allocation Problems: There may be insufficient memory allocated to the instance, or the memory segments may not be properly initialized.
  Corruption: The shared memory segments could be corrupted due to a system crash or improper shutdown.
  Instance Not Running: The instance may not be running or may have been stopped unexpectedly.
  
  Solution:
  
  Check Instance Status: Ensure that the instance is running. You can check this using transaction codes like SM51 or SM50.
  Restart the Instance: Sometimes, simply restarting the instance can resolve the inconsistency. Use the appropriate commands to stop and then start the instance.
  Check Configuration: Review the instance configuration in the SAP profile parameters. Ensure that the parameters related to shared memory are set correctly.
  Memory Management: Use transaction RZ10 to check and adjust the memory parameters. Ensure that the shared memory settings are appropriate for your system's workload.
  Check Logs: Review the system logs (transaction SM21) and developer traces (transaction ST22) for any related errors or warnings that could provide more context on the issue.
  Clear Shared Memory: If the shared memory segments are corrupted, you may need to clear them. This can be done using the ipcs command in the operating system to check for shared memory segments and then using ipcrm to remove any problematic segments.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that can resolve the issue.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for shared memory management and instance configuration.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  System Administration: If you are not the system administrator, it may be necessary to involve your SAP Basis team to assist with resolving the issue.
  
  If the problem persists after trying the above solutions, it may be necessary to contact SAP support for further assistance.