Fatal error: Uncaught Error: Call to undefined function is_shop() in /homepages/41/d176154161/htdocs/katiepaterson_2017/wp-content/themes/ava/inc/functions/header-functions.php:234 Stack trace: #0 /homepages/41/d176154161/htdocs/katiepaterson_2017/wp-includes/class-wp-hook.php(286): ava_title_banner('') #1 /homepages/41/d176154161/htdocs/katiepaterson_2017/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters(NULL, Array) #2 /homepages/41/d176154161/htdocs/katiepaterson_2017/wp-includes/plugin.php(453): WP_Hook->do_action(Array) #3 /homepages/41/d176154161/htdocs/katiepaterson_2017/wp-content/themes/ava/header.php(62): do_action('ava_after_heade...') #4 /homepages/41/d176154161/htdocs/katiepaterson_2017/wp-includes/template.php(688): require_once('/homepages/41/d...') #5 /homepages/41/d176154161/htdocs/katiepaterson_2017/wp-includes/template.php(647): load_template('/homepages/41/d...', true) #6 /homepages/41/d176154161/htdocs/katiepaterson_2017/wp-includes/general-template.php(41): locate_template(Array, true) #7 /h in /homepages/41/d176154161/htdocs/katiepaterson_2017/wp-content/themes/ava/inc/functions/header-functions.php on line 234