Hii There has been a critical error on my website in logs it shows some fatal error ? Please help me to solve the problem.
The Error in Log file is :-
Uncaught TypeError: preg_replace_callback(): Argument #2 ($callback) must be a valid callback, array must have exactly two members in /home/u844992501/domains/atithi.nl/public_html/sahil-staging/wp -content/themes/grandrestaurant/lib/cssmin.lib.php:94
Please help me to solve this problem
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