Fatal error: Uncaught Error: Call to undefined function is_shop() in /home/.sites/81/site1212/web/wp-content/themes/pond/header.php:75 Stack trace: #0 /home/.sites/81/site1212/web/wp-includes/template.php(810): require_once() #1 /home/.sites/81/site1212/web/wp-includes/template.php(745): load_template('/home/.sites/81...', true, Array) #2 /home/.sites/81/site1212/web/wp-includes/general-template.php(48): locate_template(Array, true, true, Array) #3 /home/.sites/81/site1212/web/wp-content/themes/pond/index.php(12): get_header() #4 /home/.sites/81/site1212/web/wp-includes/template-loader.php(106): include('/home/.sites/81...') #5 /home/.sites/81/site1212/web/wp-blog-header.php(19): require_once('/home/.sites/81...') #6 /home/.sites/81/site1212/web/index.php(17): require('/home/.sites/81...') #7 {main} thrown in /home/.sites/81/site1212/web/wp-content/themes/pond/header.php on line 75