How To Fix LDAP074 - LDAP Connector &1: Error during memory request from operating system

SAP Error Message - Details

• Message type: E = Error

• Message class: LDAP - LDAP Interface Messages in ABAP

• Message number: 074

• Message text: LDAP Connector &1: Error during memory request from operating system

What causes this issue?

LDAP Connector &V1& cannot request any more memory from the operating
system.

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?

Contact your system administrator.

Procedure for System Administrators

Check why there is no more memory available with operating system
tools.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message LDAP074 - LDAP Connector &1: Error during memory request from operating system ?

  The SAP error message "LDAP074 LDAP Connector &1: Error during memory request from operating system" typically indicates that the LDAP Connector is encountering issues related to memory allocation. This can happen due to various reasons, such as insufficient memory available on the server, configuration issues, or problems with the LDAP Connector itself.
  Causes:
  
  Insufficient Memory: The server may not have enough available memory to fulfill the request made by the LDAP Connector.
  Configuration Issues: Incorrect configuration settings in the LDAP Connector or the SAP system can lead to memory allocation errors.
  Resource Limits: Operating system-level resource limits (like ulimit settings in Unix/Linux) may restrict the amount of memory that can be allocated.
  Memory Leaks: There could be a memory leak in the LDAP Connector or related components, leading to exhaustion of available memory over time.
  High Load: A sudden spike in load or concurrent requests to the LDAP Connector can lead to temporary memory allocation failures.
  
  Solutions:
  
  Check System Resources: Monitor the server's memory usage to ensure that there is enough free memory available. You can use tools like top, htop, or free on Unix/Linux systems to check memory usage.
  Increase Memory Allocation: If the server is running low on memory, consider increasing the physical memory or adjusting the memory allocation settings for the SAP system.
  Review Configuration: Check the configuration settings of the LDAP Connector in the SAP system. Ensure that all parameters are set correctly and that there are no misconfigurations.
  Adjust OS Limits: If you are on a Unix/Linux system, check the ulimit settings to ensure that the process has enough memory limits set. You can adjust these limits in the shell configuration files (like .bashrc or .bash_profile).
  Restart Services: Sometimes, simply restarting the LDAP Connector or the SAP system can resolve temporary memory allocation issues.
  Check for Updates: Ensure that you are using the latest version of the LDAP Connector and that all relevant patches have been applied. Sometimes, bugs in older versions can lead to memory issues.
  Analyze Logs: Review the logs for the LDAP Connector and the SAP system for any additional error messages or warnings that could provide more context about the issue.
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review the official SAP documentation for the LDAP Connector to ensure that you are following best practices for configuration and deployment.
  Community Forums: Consider reaching out to SAP community forums or support channels for additional insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be necessary to engage SAP support for further assistance.