I downloaded using https://github.com/osTicket/osTicket/releases/download/v1.14.1/osTicket-v1.14.1.zip this link in my virtual Box that has CentOS-7.7 latest.
Integrated osTicket with active directory using LDAP plugin available at official site. Please refer the settings below.
After all these settings, i can login as ldap user in the client login. But, i cannot login as ldap user in staff/agent login (i.e., localhost/scp/login.php)
I don't know what happened. Please help me out.






My Last ERROR_LOG:
[Mon Apr 13 16:18:a 57.373287 2020] [suexec:notice] [pid 1524] AH01232: suEXEC mechanism enabled (wrapper: /usr/sbin/suexec)
[Mon Apr 13 16:18:57.478269 2020] [lbmethod_heartbeat:notice] [pid 1524] AH02282: No slotmem from mod_heartmonitor
[Mon Apr 13 16:18:57.802047 2020] [mpm_prefork:notice] [pid 1524] AH00163: Apache/2.4.6 (CentOS) PHP/7.3.16 configured -- resuming normal operations
[Mon Apr 13 16:18:57.802448 2020] [core:notice] [pid 1524] AH00094: Command line: '/usr/sbin/httpd -D FOREGROUND'
[Mon Apr 13 16:19:25.962540 2020] [php7:warn] [pid 1525] [client 192.168.1.248:49945] PHP Warning: session_destroy(): Session callback expects true/false return value in /var/www/html/scp/logout.php on line 30, referer: http://192.168.1.88/scp/settings.php
[Mon Apr 13 16:19:25.962736 2020] [php7:warn] [pid 1525] [client 192.168.1.248:49945] PHP Warning: session_destroy(): Session object destruction failed in /var/www/html/scp/logout.php on line 30, referer: http://192.168.1.88/scp/settings.php
[Mon Apr 13 16:28:58.890316 2020] [php7:warn] [pid 1527] [client 192.168.1.247:50674] PHP Warning: dns_get_record(): A temporary server error occurred. in /var/www/html/include/class.osticket.php on line 419, referer: http://192.168.1.88/scp/logs.php
[Mon Apr 13 16:29:11.835337 2020] [php7:warn] [pid 1526] [client 192.168.1.247:50675] PHP Warning: dns_get_record(): A temporary server error occurred. in /var/www/html/include/class.osticket.php on line 419, referer: http://192.168.1.88/scp/logs.php
[Mon Apr 13 16:29:17.114593 2020] [php7:warn] [pid 1529] [client 192.168.1.247:50676] PHP Warning: dns_get_record(): A temporary server error occurred. in /var/www/html/include/class.osticket.php on line 419, referer: http://192.168.1.88/scp/logs.php
[Mon Apr 13 16:29:31.612655 2020] [php7:warn] [pid 1525] [client 192.168.1.247:50677] PHP Warning: dns_get_record(): A temporary server error occurred. in /var/www/html/include/class.osticket.php on line 419, referer: http://192.168.1.88/scp/logs.php
[Mon Apr 13 16:29:36.525170 2020] [php7:warn] [pid 1533] [client 192.168.1.247:50685] PHP Warning: dns_get_record(): A temporary server error occurred. in /var/www/html/include/class.osticket.php on line 419, referer: http://192.168.1.88/scp/logs.php
[Mon Apr 13 16:29:49.791109 2020] [php7:warn] [pid 1603] [client 192.168.1.247:50690] PHP Warning: dns_get_record(): A temporary server error occurred. in /var/www/html/include/class.osticket.php on line 419, referer: http://192.168.1.88/scp/logs.php
[Mon Apr 13 16:35:54.231162 2020] [php7:warn] [pid 1608] [client 192.168.1.247:50697] PHP Warning: dns_get_record(): A temporary server error occurred. in /var/www/html/include/class.osticket.php on line 419, referer: http://192.168.1.88/scp/logs.php
[Mon Apr 13 16:36:21.432279 2020] [php7:warn] [pid 1528] [client 192.168.1.247:50701] PHP Warning: dns_get_record(): A temporary server error occurred. in /var/www/html/include/class.osticket.php on line 419, referer: http://192.168.1.88/scp/logs.php
[Mon Apr 13 16:36:39.450449 2020] [php7:warn] [pid 1526] [client 192.168.1.247:50702] PHP Warning: dns_get_record(): A temporary server error occurred. in /var/www/html/include/class.osticket.php on line 419, referer: http://192.168.1.88/scp/logs.php