How To Fix LDAP073 - LDAP Connector &1: Connection has exceeded time limit

SAP Error Message - Details

• Message type: E = Error

• Message class: LDAP - LDAP Interface Messages in ABAP

• Message number: 073

• Message text: LDAP Connector &1: Connection has exceeded time limit

What causes this issue?

This message can occur in the following cases:
LDAP Connector &V1& has terminated the connection to the directory
server, as it exceeded the set time limit.
The LDAP Connector was stopped and restarted, while the current
connection was still logged on to the directory.

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?

Procedure for System Administrators

You can either set the time limit globally with a command line option of
the LDAP Connector (this is not possible from the SAP system) or per
connection.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message LDAP073 - LDAP Connector &1: Connection has exceeded time limit ?

  The SAP error message "LDAP073 LDAP Connector &1: Connection has exceeded time limit" indicates that the connection to the LDAP (Lightweight Directory Access Protocol) server has timed out. This can occur for various reasons, and understanding the cause is essential for troubleshooting and resolving the issue.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the LDAP server, leading to timeouts.
  LDAP Server Performance: The LDAP server may be under heavy load or experiencing performance issues, causing it to respond slowly.
  Configuration Issues: Incorrect configuration settings in the SAP system or the LDAP server can lead to connection timeouts.
  Firewall or Security Settings: Firewalls or security settings may be blocking or slowing down the connection to the LDAP server.
  Timeout Settings: The timeout settings in the SAP system or the LDAP server may be set too low, causing premature timeouts.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Ensure that the SAP system can reach the LDAP server. You can use tools like ping or telnet to test connectivity.
  Check for any network issues or outages that may be affecting the connection.
  
  
  
  Review LDAP Server Performance:
  
  Monitor the performance of the LDAP server to see if it is under heavy load.
  Check server logs for any errors or warnings that may indicate performance issues.
  
  
  
  Verify Configuration Settings:
  
  Review the configuration settings in the SAP system for the LDAP connector. Ensure that the host, port, and other parameters are correctly set.
  Check the LDAP server configuration to ensure it is set up to accept connections from the SAP system.
  
  
  
  Adjust Timeout Settings:
  
  Increase the timeout settings in the SAP system for the LDAP connection. This can often be done in the LDAP connector configuration.
  Similarly, check the LDAP server settings to see if there are any timeout configurations that can be adjusted.
  
  
  
  Check Firewall and Security Settings:
  
  Ensure that firewalls or security settings are not blocking the connection. You may need to allow specific ports or IP addresses.
  Review any security policies that may affect the connection between the SAP system and the LDAP server.
  
  
  
  Test with Different Tools:
  
  Use LDAP client tools to test the connection to the LDAP server independently of SAP. This can help isolate whether the issue is with the SAP configuration or the LDAP server itself.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to LDAP connectivity.
  Logs: Review the SAP system logs (transaction SM21) and LDAP server logs for additional error messages or clues.
  Documentation: Refer to the SAP documentation for LDAP connector configuration and troubleshooting guidelines.
  
  By systematically checking these areas, you should be able to identify the cause of the timeout and implement the appropriate solution.