How To Fix D4124 - Not enough memory available for the database monitor interface

SAP Error Message - Details

• Message type: E = Error

• Message class: D4 - DB2/400 specific messages

• Message number: 124

• Message text: Not enough memory available for the database monitor interface

What causes this issue?

A memory request in the memory based SQL database monitor interface
could not be satisfied.

System Response

&V1&&V2&

How to fix this error?

Please check the available OS/400 system memory.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message D4124 - Not enough memory available for the database monitor interface ?

  The SAP error message D4124, which states "Not enough memory available for the database monitor interface," typically indicates that the SAP system is unable to allocate sufficient memory for the database monitor interface. This can occur due to various reasons, including system configuration issues, insufficient memory allocation, or resource constraints on the database server.
  Causes:
  
  Insufficient Memory Allocation: The SAP system may not have enough memory allocated to handle the database monitor interface.
  Database Configuration: The database server may be configured with insufficient memory resources.
  High Load: A high number of concurrent users or processes may be consuming available memory.
  Memory Leaks: There may be memory leaks in the application or database that are consuming memory over time.
  System Limits: Operating system or database limits on memory usage may be reached.
  
  Solutions:
  
  
  Increase Memory Allocation:
  
  Check and increase the memory settings in the SAP profile parameters (e.g., abap/heap_area_dia, abap/heap_area_nondia, etc.).
  Adjust the database memory settings to ensure that it has enough resources allocated.
  
  
  
  Monitor System Resources:
  
  Use transaction codes like ST02 (Tune Summary) and ST04 (Database Performance) to monitor memory usage and identify bottlenecks.
  Check for any long-running processes or transactions that may be consuming excessive memory.
  
  
  
  Database Configuration:
  
  Review the database configuration settings to ensure that it is optimized for performance and has adequate memory allocated.
  Consult the database documentation for recommended memory settings.
  
  
  
  Restart Services:
  
  If the issue persists, consider restarting the SAP application server or the database server to clear any temporary memory issues.
  
  
  
  Check for Memory Leaks:
  
  Investigate the application for potential memory leaks that could be causing excessive memory consumption.
  Use tools like the SAP Memory Inspector to analyze memory usage.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  SAP Basis Administration: Understanding how to manage memory settings and performance tuning in SAP systems is crucial for resolving such issues.
  Database Administration: Familiarity with the specific database being used (e.g., Oracle, HANA, SQL Server) can help in adjusting memory settings appropriately.
  System Monitoring Tools: Utilize SAP monitoring tools to keep track of system performance and resource usage.
  
  If the problem persists after trying the above solutions, it may be beneficial to engage SAP support for further assistance.