What should I do if I still cannot log in after entering the correct password under centos?

Problem:

I still cannot log in even after entering the correct username and password.

Solution:

1. Enter single-user mode to reset password

When booting, press the 'E' key (countdown Before ending) Enter the interface

Select the second item, press the 'E' key to enter again

Add '1' (space 1) in the last line

Enter key to save , return to the interface, press the 'B' key to reboot the system

2. Configuration file

Enter the command in single-user mode:

vi   /etc/pam.d/login

Search

session required /lib/security/pam_limits.so

Modify to

session required /lib64/security/pam_limits.so

If the statement cannot be found, add the following statement to the last line:

session required /lib64/security/pam_limits.so

Then save and return to the command line, enter the restart command:

shutdow -r now

Recommended tutorial: centos tutorial

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