Suddenly unable to login to Elgg account. Nobody is able to login

bull3d.net/Bull3DSocial is a elgg based social networking. Tull few days back the users and admin could login. For the past 3 days they are not able to login. Afterusers enter login and password it shows the login screen again.

Few lines form the server logs are below.

Access logs

bull3d.net 223.235.88.94 - - [16/May/2020:10:58:58 +0100] "GET /Bull3DSocial/ HTTP/1.1" 200 7805 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Safari/537.36"
bull3d.net 223.235.88.94 - - [16/May/2020:10:58:59 +0100] "GET /Bull3DSocial/ HTTP/1.1" 200 7805 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Safari/537.36"
bull3d.net 223.235.88.94 - - [16/May/2020:10:59:01 +0100] "GET /Bull3DSocial/cache/1562087188/default/font-awesome/fonts/fontawesome-webfont.woff?v=4.7.0 HTTP/1.1" 200 98024 "http://bull3d.co.uk/Bull3DSocial/cache/1562087188/default/font-awesome/css/font-awesome.css" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Safari/537.36"
bull3d.net 223.235.88.94 - - [16/May/2020:10:59:02 +0100] "GET /Bull3DSocial/cache/1562087188/default/font-awesome/fonts/fontawesome-webfont.ttf?v=4.7.0 HTTP/1.1" 200 165548 "http://bull3d.co.uk/Bull3DSocial/cache/1562087188/default/font-awesome/css/font-awesome.css" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Safari/537.36"
bull3d.net 223.235.88.94 - - [16/May/2020:10:59:11 +0100] "POST /Bull3DSocial/action/login HTTP/1.1" 303 396 "http://bull3d.net/Bull3DSocial/" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Safari/537.36"
bull3d.net 223.235.88.94 - - [16/May/2020:10:59:11 +0100] "GET /Bull3DSocial/login HTTP/1.1" 200 2516 "http://bull3d.net/Bull3DSocial/" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Safari/537.36"
 
 
Error logs
bull3d.net [Sat May 16 10:59:11 2020] [error] [client 223.235.88.94:0] AH01215: ERROR: Second argument of elgg_register_menu_item() must be an instance of ElggMenuItem or an array of menu item factory options: /home/sites/bull3d.net/public_html/Bull3DSocial/index.php
[Sat May 16 10:59:11 2020] [warn] [client Option FollowSymLinks not allowed in line 12 of /home/sites/bull3d.net/public_html/Bull3DSocial/.htaccess. 
bull3d.net [Sat May 16 10:59:11 2020] [error] [client 223.235.88.94:0] AH01215: ERROR: Second argument of elgg_register_menu_item() must be an instance of ElggMenuItem or an array of menu item factory options: /home/sites/bull3d.net/public_html/Bull3DSocial/index.php

 

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I have checked the data base and there is no corruption.

One can visit and see that  www.bull3d.net/Bull3DSocial

 Elgg version is 2.3.3

PHP version is  5.6

Database

  • Server version: 10.1.27-MariaDB - MariaDB Server
  • Protocol version: 10

HTTPD

Apache/2.4.41 (Unix)

Please suggest any step hat needs to be done to identify and solve the problem.

Thanks & Regards

Rakesh