WordPress Alert Message – Call to a member function get()

Hi Guys,

I just got this error on my site, plus these errors in the server Log files. The site is not refreshing in Admin when a page is saved. Any idea what could be wrong?

Appreciate any help.

Thanks

Server Log Errors:-

[06-Oct-2019 17:33:36 UTC] PHP Warning: Cannot modify header information – headers already sent by (output started at /home/asafesols/public_html/wp-content/themes/medical-circle-pro-child/functions.php:18) in /home/asafesols/public_html/wp-includes/pluggable.php on line 1251
[06-Oct-2019 17:33:36 UTC] PHP Warning: Cannot modify header information – headers already sent by (output started at /home/asafesols/public_html/wp-content/themes/medical-circle-pro-child/functions.php:18) in /home/asafesols/public_html/wp-includes/pluggable.php on line 1254

WP Errors:-

Error Details
=============
An error of type E_ERROR was caused in line 80 of the file /home/asafesols/public_html/wp-content/themes/medical-circle-pro/acmethemes/at-theme-info/class-at-theme-info.php. Error message: Uncaught Error: Call to a member function get() on boolean in /home/asafesols/public_html/wp-content/themes/medical-circle-pro/acmethemes/at-theme-info/class-at-theme-info.php:80
Stack trace:
#0 /home/asafesols/public_html/wp-content/themes/medical-circle-pro/acmethemes/at-theme-info/class-at-theme-info.php(23): Medical_Circle_Theme_Info->prepare_class()
#1 /home/asafesols/public_html/wp-content/themes/medical-circle-pro/acmethemes/at-theme-info/class-at-theme-info.php(1283): Medical_Circle_Theme_Info->__construct(Array)
#2 /home/asafesols/public_html/wp-content/themes/medical-circle-pro/acmethemes/init.php(149): require(‘/home/asafesols…’)
#3 /home/asafesols/public_html/wp-content/themes/medical-circle-pro/functions.php(14): require(‘/home/asafesols…’)
#4 /home/asafesols/public_html/wp-settings.php(499): include(‘/home/asafesols…’)
#5 /home/asafesols/public_html/wp-config.php(89): require_once(‘/home/asafesols…’)
#6 /home/asafesols/public_html/wp-load.php(37): require_once(‘/home/asafesols…’)