I also have a bunch of these errors on the dashboard:
Notice: Trying to get property of non-object in /home/content/76/10036276/html/alpha/wp-includes/capabilities.php on line 1162
Notice: Trying to get property of non-object in /home/content/76/10036276/html/alpha/wp-includes/capabilities.php on line 1163
Notice: Trying to get property of non-object in /home/content/76/10036276/html/alpha/wp-includes/capabilities.php on line 1163
Notice: Trying to get property of non-object in /home/content/76/10036276/html/alpha/wp-includes/capabilities.php on line 1166