How To Fix 00271 - No memory available for CUA interface

SAP Error Message - Details

• Message type: E = Error

• Message class: 00 -

• Message number: 271

• Message text: No memory available for CUA interface

What causes this issue?

The menu processor also requires SHORT class memory to manage the GUI
status. This has all been used up.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

You should ask your system administrator to increase the setting of the
"ztta/short_area" profile parameter. This setting should be at least
6 times as high as the setting of the "ztta/cua_area" profile parameter.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 00271 - No memory available for CUA interface ?

  The SAP error message "00271 No memory available for CUA interface" typically indicates that the Central User Administration (CUA) interface is unable to allocate the necessary memory resources to perform its functions. This can occur due to various reasons, including system configuration issues, memory limitations, or resource allocation problems.
  Causes:
  
  Insufficient Memory Allocation: The SAP system may not have enough memory allocated to handle the CUA processes.
  High System Load: If the system is under heavy load, it may not have enough resources available for the CUA interface.
  Configuration Issues: Incorrect configuration settings in the SAP system can lead to memory allocation problems.
  Background Jobs: Running background jobs that consume a lot of memory can lead to this error.
  Memory Leaks: There may be memory leaks in the system that are consuming available memory over time.
  
  Solutions:
  
  
  Increase Memory Allocation:
  
  Check and increase the memory settings in the SAP profile parameters. You can adjust parameters like abap/heap_area_dia, abap/heap_area_nondia, and rdisp/PG_SHM to allocate more memory.
  
  
  
  Monitor System Load:
  
  Use transaction codes like ST03N or SM66 to monitor system performance and identify any processes that are consuming excessive resources. If necessary, terminate or optimize these processes.
  
  
  
  Check Configuration:
  
  Review the CUA configuration settings in transaction code SU01 and ensure that they are set up correctly. Verify that the CUA is properly configured in the system.
  
  
  
  Restart the System:
  
  If the issue persists, consider restarting the SAP system to clear any temporary memory issues.
  
  
  
  Review Background Jobs:
  
  Check for any long-running or resource-intensive background jobs using transaction code SM37. If any jobs are consuming excessive memory, consider rescheduling or optimizing them.
  
  
  
  Check for Memory Leaks:
  
  If you suspect a memory leak, you may need to analyze the system using tools like the SAP Memory Inspector or work with SAP Basis to identify and resolve the issue.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SU01 (User Maintenance)
  ST03N (Workload Analysis)
  SM66 (Global Work Process Overview)
  SM37 (Job Monitoring)
  
  
  
  SAP Documentation: Refer to the official SAP documentation for more details on memory management and CUA configuration.
  
  
  SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.
  
  
  By following these steps, you should be able to diagnose and resolve the "No memory available for CUA interface" error in your SAP system.