How To Fix RSM825 - Internal error occurred; maximum number of sessions may have been reached

SAP Error Message - Details

• Message type: E = Error

• Message class: RSM -

• Message number: 825

• Message text: Internal error occurred; maximum number of sessions may have been reached

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSM825 - Internal error occurred; maximum number of sessions may have been reached ?

  The SAP error message RSM825 indicates that an internal error has occurred, and it often relates to the maximum number of sessions being reached in the SAP system. This can happen in various contexts, such as when using the SAP GUI or when executing background jobs.
  Cause:
  
  Maximum Sessions Reached: The most common cause is that the maximum number of user sessions allowed in the SAP system has been reached. Each user can have multiple sessions, and if the limit is exceeded, new sessions cannot be created.
  Configuration Limits: The system parameters that define the maximum number of sessions may be set too low for the current usage patterns.
  Background Jobs: If there are many background jobs running simultaneously, they may consume available sessions.
  User Locking: Sometimes, if a user is locked or has not logged off properly, it can lead to sessions not being released.
  
  Solution:
  
  Check Active Sessions: Use transaction code SM04 to check the active user sessions. Identify users with multiple sessions and ask them to log off unnecessary sessions.
  Increase Session Limits: If the current limits are too low, consider increasing the maximum number of sessions allowed. This can be done by adjusting the profile parameters:
  
  rdisp/max_user_connections: This parameter controls the maximum number of user connections.
  rdisp/wp_no_dia: This parameter controls the number of dialog work processes.
  rdisp/wp_no_btc: This parameter controls the number of background work processes.
  Adjust these parameters in the instance profile and restart the instance for changes to take effect.
  
  
  Monitor Background Jobs: Use transaction SM37 to monitor background jobs and ensure that they are not consuming excessive resources. Cancel or optimize jobs that are not needed.
  User Management: Ensure that users are properly logging off when they are done with their sessions. Implement policies or training to encourage this behavior.
  System Performance: Regularly monitor system performance and session usage to anticipate and prevent reaching the maximum session limits in the future.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to session management and performance tuning for specific recommendations and best practices.
  System Monitoring: Use tools like SAP Solution Manager or transaction ST03N to analyze workload and performance metrics.
  User Management: Regularly review user roles and authorizations to ensure that users have the appropriate access without unnecessary session usage.
  
  By addressing the causes and implementing the solutions, you can resolve the RSM825 error and improve the overall performance and usability of your SAP system.