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Fatal error: Uncaught Error: Call to undefined function is_ios() in /var/www/wp-content/themes/condor/header.php:49 Stack trace: #0 /var/www/wp-includes/template.php(810): require_once() #1 /var/www/wp-includes/template.php(745): load_template('/var/www/wp-con...', true, Array) #2 /var/www/wp-includes/general-template.php(48): locate_template(Array, true, true, Array) #3 /var/www/wp-content/themes/condor/single.php(10): get_header() #4 /var/www/wp-includes/template-loader.php(106): include('/var/www/wp-con...') #5 /var/www/wp-blog-header.php(19): require_once('/var/www/wp-inc...') #6 /var/www/index.php(17): require('/var/www/wp-blo...') #7 {main} thrown in /var/www/wp-content/themes/condor/header.php on line 49