Fatal error: Uncaught ArgumentCountError: Too few arguments to function in_category(), 0 passed in /home/alpha0704/syoushin.jp/public_html/wp-content/themes/syoushin/header.php on line 246 and at least 1 expected in /home/alpha0704/syoushin.jp/public_html/wp-includes/category-template.php:257
Stack trace:
#0 /home/alpha0704/syoushin.jp/public_html/wp-content/themes/syoushin/header.php(246): in_category()
#1 /home/alpha0704/syoushin.jp/public_html/wp-includes/template.php(810): require_once('/home/alpha0704...')
#2 /home/alpha0704/syoushin.jp/public_html/wp-includes/template.php(745): load_template('/home/alpha0704...', true, Array)
#3 /home/alpha0704/syoushin.jp/public_html/wp-includes/general-template.php(48): locate_template(Array, true, true, Array)
#4 /home/alpha0704/syoushin.jp/public_html/wp-content/themes/syoushin/author.php(1): get_header()
#5 /home/alpha0704/syoushin.jp/public_html/wp-includes/template-loader.php(106): include('/home/alpha0704...')
#6 /home/alpha0704/syoushin.jp/public_html/wp-blog-header.php(19) in /home/alpha0704/syoushin.jp/public_html/wp-includes/category-template.php on line 257