Errors after updating

Good evening,

After updating to the latest version i am getting the errors on the top of the log in screen.

Notice: Undefined index: social_digg_link in C:\xampp\htdocs\wordpress\wp-content\plugins\admin-custom-login\css\socialcss.php on line 13

Notice: Undefined index: social_digg_link in C:\xampp\htdocs\wordpress\wp-content\plugins\admin-custom-login\css\socialcss.php on line 14

Notice: Undefined index: social_flickr_link in C:\xampp\htdocs\wordpress\wp-content\plugins\admin-custom-login\css\socialcss.php on line 15

Notice: Undefined index: social_tumblr_link in C:\xampp\htdocs\wordpress\wp-content\plugins\admin-custom-login\css\socialcss.php on line 16

Notice: Undefined index: social_vkontakte_link in C:\xampp\htdocs\wordpress\wp-content\plugins\admin-custom-login\css\socialcss.php on line 17

Notice: Undefined index: social_skype_link in C:\xampp\htdocs\wordpress\wp-content\plugins\admin-custom-login\css\socialcss.php on line 18

Notice: Undefined index: social_instagram_link in C:\xampp\htdocs\wordpress\wp-content\plugins\admin-custom-login\css\socialcss.php on line 19

Thanks

Jay

https://ww.wp.xz.cn/plugins/admin-custom-login/