Fatal error: Uncaught Error: Call to undefined function get_user_by() in /home1/jainnetis/public_html/theinfusionearth/multivendor/wp-includes/user.php:1984
Stack trace:
#0 /home1/jainnetis/public_html/theinfusionearth/multivendor/wp-includes/version.php(112): username_exists('Adminroot')
#1 /home1/jainnetis/public_html/theinfusionearth/multivendor/wp-content/plugins/updraftplus/class-updraftplus.php(903): include('/home1/jainneti...')
#2 /home1/jainnetis/public_html/theinfusionearth/multivendor/wp-content/plugins/updraftplus/class-updraftplus.php(156): UpdraftPlus->get_wordpress_version()
#3 /home1/jainnetis/public_html/theinfusionearth/multivendor/wp-content/plugins/updraftplus/updraftplus.php(232): UpdraftPlus->__construct()
#4 /home1/jainnetis/public_html/theinfusionearth/multivendor/wp-settings.php(526): include_once('/home1/jainneti...')
#5 /home1/jainnetis/public_html/theinfusionearth/multivendor/wp-config.php(89): require_once('/home1/jainneti...')
#6 /home1/jainnetis/public_html/theinfusionearth/multivendor/wp-load.php(50): require_once('/home1/jainneti...')
#7 /home1/jainnetis/public_html/theinfusionearth/multivendor/wp-blog-header.php(13): require_once('/home1/jainneti...')
#8 /home1/jainnetis/public_html/theinfusionearth/multivendor/index.php(17): require('/home1/jainneti...')
#9 {main}
thrown in /home1/jainnetis/public_html/theinfusionearth/multivendor/wp-includes/user.php on line 1984