Advent of Code 2017

Fatal error: Uncaught ArgumentCountError: 2 arguments are required, 1 given in /home/kongzzjz/public_html/wp-content/themes/ogma-blog/inc/template-tags.php:29 Stack trace: #0 /home/kongzzjz/public_html/wp-content/themes/ogma-blog/inc/template-tags.php(29): sprintf('<a href="https:...') #1 /home/kongzzjz/public_html/wp-content/themes/ogma-blog/template-parts/single/layout-two.php(42): ogma_blog_posted_on() #2 /home/kongzzjz/public_html/wp-includes/template.php(812): require('/home/kongzzjz/...') #3 /home/kongzzjz/public_html/wp-includes/template.php(745): load_template('/home/kongzzjz/...', false, Array) #4 /home/kongzzjz/public_html/wp-includes/general-template.php(206): locate_template(Array, true, false, Array) #5 /home/kongzzjz/public_html/wp-content/themes/ogma-blog/single.php(42): get_template_part('template-parts/...', 'two') #6 /home/kongzzjz/public_html/wp-includes/template-loader.php(106): include('/home/kongzzjz/...') #7 /home/kongzzjz/public_html/wp-blog-header.php(19): require_once('/home/kongzzjz/...') #8 /home/kongzzjz/public_html/index.php(17): require('/home/kongzzjz/...') #9 {main} thrown in /home/kongzzjz/public_html/wp-content/themes/ogma-blog/inc/template-tags.php on line 29