Hello world!

Fatal error: Uncaught Error: Call to undefined function globalbulk_posted_on() in /www/htdocs/w00a2899/wordpress.globalbulk.de/wp-content/themes/globalbulk/template-parts/content-single.php:17 Stack trace: #0 /www/htdocs/w00a2899/wordpress.globalbulk.de/wp-includes/template.php(732): require() #1 /www/htdocs/w00a2899/wordpress.globalbulk.de/wp-includes/template.php(676): load_template('/www/htdocs/w00...', false, Array) #2 /www/htdocs/w00a2899/wordpress.globalbulk.de/wp-includes/general-template.php(204): locate_template(Array, true, false, Array) #3 /www/htdocs/w00a2899/wordpress.globalbulk.de/wp-content/themes/globalbulk/single.php(18): get_template_part('template-parts/...', 'single') #4 /www/htdocs/w00a2899/wordpress.globalbulk.de/wp-includes/template-loader.php(106): include('/www/htdocs/w00...') #5 /www/htdocs/w00a2899/wordpress.globalbulk.de/wp-blog-header.php(19): require_once('/www/htdocs/w00...') #6 /www/htdocs/w00a2899/wordpress.globalbulk.de/index.php(17): require('/www/htdocs/w00...') #7 {main} thrown in /www/htdocs/w00a2899/wordpress.globalbulk.de/wp-content/themes/globalbulk/template-parts/content-single.php on line 17