Warning: Undefined array key "KEYWORDS" in /var/www/vhosts/ctw/extensions/geshi_highlight/geshi.php on line 1885

Fatal error: Uncaught TypeError: array_keys(): Argument #1 ($array) must be of type array, null given in /var/www/vhosts/ctw/extensions/geshi_highlight/geshi.php:1885 Stack trace: #0 /var/www/vhosts/ctw/extensions/geshi_highlight/geshi.php(1885): array_keys() #1 /var/www/vhosts/ctw/extensions/geshi_highlight/geshi.php(2013): GeSHi->build_parse_cache() #2 /var/www/vhosts/ctw/include/parser.php(25) : eval()'d code(26): GeSHi->parse_code() #3 [internal function]: geshi_syntax_highlight() #4 /var/www/vhosts/ctw/include/parser.php(944) : eval()'d code(10): preg_replace_callback() #5 /var/www/vhosts/ctw/include/parser.php(944): eval() #6 /var/www/vhosts/ctw/viewtopic.php(526): parse_message() #7 {main} thrown in /var/www/vhosts/ctw/extensions/geshi_highlight/geshi.php on line 1885