Fatal error: Uncaught ArgumentCountError: Too few arguments to function in_category(), 0 passed in /home/alpha0701/yumesaki-ah.com/public_html/wp-content/themes/yumesaki/header.php on line 587 and at least 1 expected in /home/alpha0701/yumesaki-ah.com/public_html/wp-includes/category-template.php:245 Stack trace: #0 /home/alpha0701/yumesaki-ah.com/public_html/wp-content/themes/yumesaki/header.php(587): in_category() #1 /home/alpha0701/yumesaki-ah.com/public_html/wp-includes/template.php(723): require_once('/home/alpha0701...') #2 /home/alpha0701/yumesaki-ah.com/public_html/wp-includes/template.php(672): load_template('/home/alpha0701...', true) #3 /home/alpha0701/yumesaki-ah.com/public_html/wp-includes/general-template.php(41): locate_template(Array, true) #4 /home/alpha0701/yumesaki-ah.com/public_html/wp-content/themes/yumesaki/archive.php(1): get_header() #5 /home/alpha0701/yumesaki-ah.com/public_html/wp-includes/template-loader.php(106): include('/home/alpha0701...') #6 /home/alpha0701/yumesaki-ah.com/public_html/wp-bl in /home/alpha0701/yumesaki-ah.com/public_html/wp-includes/category-template.php on line 245