cannot insert images in about us page

[sudhajis]

Please help, i cannot insert image in about us page and i am getting the following error message

 

Warning: session_start(): open(/var/cpanel/php/sessions/ea-php70/sess_j3hiiivgv44mp03qo3obt189d1, O_RDWR) failed: No such file or directory (2) in /home/missandm/public_html/admin123/filemanager/config/config.php on line 2

Warning: session_start(): Cannot send session cache limiter - headers already sent (output started at /home/missandm/public_html/admin123/filemanager/config/config.php:2) in /home/missandm/public_html/admin123/filemanager/config/config.php on line 2
Responsive FileManager