How To Fix CNDP011 - Control Framework: Maximum number of sessions reached

SAP Error Message - Details

• Message type: E = Error

• Message class: CNDP - Messages for Data Provider

• Message number: 011

• Message text: Control Framework: Maximum number of sessions reached

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNDP011 - Control Framework: Maximum number of sessions reached ?

  The SAP error message CNDP011 indicates that the maximum number of sessions for the Control Framework has been reached. This typically occurs in environments where there are limits set on the number of concurrent sessions that can be opened for a particular user or for the system as a whole.
  Cause:
  
  Session Limit Reached: The most common cause is that the maximum number of allowed sessions for the user or the system has been reached. This can happen if multiple transactions or processes are being executed simultaneously.
  Long-Running Transactions: If there are long-running transactions that are not being completed or terminated, they can occupy sessions and prevent new ones from being opened.
  Configuration Settings: The system may have been configured with a low limit for the maximum number of sessions, which can lead to this error in environments with high user activity.
  
  Solution:
  
  Close Unused Sessions: Check for any open sessions that are no longer needed and close them. You can do this by logging into the SAP GUI and using transaction code SM04 to view and manage user sessions.
  Increase Session Limit: If the session limit is too low for your business needs, consider increasing the maximum number of sessions allowed. This can be done in the system profile parameters (e.g., rdisp/max_wprun_time or rdisp/wp_no).
  Review Long-Running Processes: Identify and address any long-running transactions that may be holding sessions open. You can use transaction SM50 to monitor work processes and identify any that are stuck or taking too long.
  User Session Management: Implement user session management practices to ensure that users are not opening excessive sessions unnecessarily.
  System Monitoring: Regularly monitor system performance and session usage to proactively manage session limits and avoid reaching the maximum.
  
  Related Information:
  
  Transaction Codes: 
  
  SM04: User sessions overview.
  SM50: Work process overview.
  RZ10: Profile parameter maintenance.
  
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional guidance or patches related to session management.
  Documentation: Review SAP documentation on session management and performance tuning for best practices.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.