Fatal error: Uncaught ArgumentCountError: Too few arguments to function in_category(), 0 passed in /home/alpha0704/oshito.online/public_html/wp-content/themes/oshito/header.php on line 283 and at least 1 expected in /home/alpha0704/oshito.online/public_html/wp-includes/category-template.php:257 Stack trace: #0 /home/alpha0704/oshito.online/public_html/wp-content/themes/oshito/header.php(283): in_category() #1 /home/alpha0704/oshito.online/public_html/wp-includes/template.php(810): require_once('/home/alpha0704...') #2 /home/alpha0704/oshito.online/public_html/wp-includes/template.php(745): load_template('/home/alpha0704...', true, Array) #3 /home/alpha0704/oshito.online/public_html/wp-includes/general-template.php(48): locate_template(Array, true, true, Array) #4 /home/alpha0704/oshito.online/public_html/wp-content/themes/oshito/taxonomy-event-category.php(1): get_header() #5 /home/alpha0704/oshito.online/public_html/wp-includes/template-loader.php(106): include('/home/alpha0704...') #6 /home/alpha0704/oshito.online/publi in /home/alpha0704/oshito.online/public_html/wp-includes/category-template.php on line 257