How To Fix D4402 - SAP/OS400 roll mgmt: Free user management - maximum number of elements

SAP Error Message - Details

• Message type: E = Error

• Message class: D4 - DB2/400 specific messages

• Message number: 402

• Message text: SAP/OS400 roll mgmt: Free user management - maximum number of elements

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message D4402 - SAP/OS400 roll mgmt: Free user management - maximum number of elements ?

  The SAP error message D4402, which indicates "SAP/OS400 roll management: Free user management - maximum number of elements," typically occurs in the context of SAP systems running on the IBM iSeries (formerly AS/400) platform. This error is related to the management of user sessions and resources in the SAP system.
  Cause:
  The error arises when the maximum number of user sessions or elements that can be managed by the system has been reached. This can happen due to:
  
  Exceeding User Limits: The number of active users or sessions has exceeded the configured limits in the SAP system.
  Configuration Issues: The system parameters related to user management and roll area may not be set appropriately.
  Resource Constraints: Insufficient system resources (memory, CPU) can lead to issues in managing user sessions effectively.
  
  Solution:
  To resolve the D4402 error, you can take the following steps:
  
  
  Check User Sessions:
  
  Monitor the number of active user sessions in the system. You can use transaction codes like SM04 or AL08 to view active users and sessions.
  If there are inactive sessions, consider terminating them to free up resources.
  
  
  
  Increase User Limits:
  
  Review and adjust the configuration settings for user management in the SAP system. This may involve increasing the maximum number of allowed user sessions.
  You can do this by modifying the profile parameters in the instance profile (e.g., rdisp/max_user).
  
  
  
  Adjust Roll Area Settings:
  
  Check the roll area settings in the instance profile. Ensure that the roll area size is sufficient to handle the number of users.
  Parameters like abap/roll_area and abap/roll_max can be adjusted to increase the roll area size.
  
  
  
  System Resources:
  
  Ensure that the underlying hardware (IBM iSeries) has sufficient resources (CPU, memory) to handle the number of users.
  Consider upgrading the hardware or optimizing the system configuration if resource constraints are identified.
  
  
  
  Restart the System:
  
  In some cases, a system restart may help clear any temporary issues related to user management.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes or patches that may address this specific error.
  
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for detailed information on user management and system parameters.
  SAP Community: Engage with the SAP Community forums for insights and solutions shared by other users who may have encountered similar issues.
  IBM iSeries Documentation: Review the IBM documentation for the iSeries platform to understand any specific configurations or limitations related to user management.
  
  By following these steps, you should be able to resolve the D4402 error and ensure that your SAP system can manage user sessions effectively.