Troubleshooting user identification issues in systems with jump server and pam_ldap

Overview: This article discusses troubleshooting related to user identification issues within systems configured with Ezeelogin and pam_ldap, highlighting the impact of the nscd service status.

Error: 'User could not be found on the system: No error information" in /home/{username}/ezsh.log. 

• This happens when you have configured Ezeelogin with pam_ldap.
• This happens because service nscd is not running and restarting it would fix the issue.
• Also, it is recommended that the positive time-to-live be reduced to a minute or two.

Here are simple steps to address the issue where users are not found on the system despite having the correct UID and GID:

Step 1. Edit the nscd.conf file and make the following changes.