Fatal error: Uncaught ErrorException: Creation of dynamic property Sabre\DAVACL\PrincipalCollection::$principalPrefix is deprecated in /domains/hubdav.com/_lib/0.8.0/plugins/SabreDAV/lib/Sabre/DAVACL/AbstractPrincipalCollection.php:56 Stack trace: #0 /domains/hubdav.com/_lib/0.8.0/plugins/SabreDAV/lib/Sabre/DAVACL/AbstractPrincipalCollection.php(56): exception_error_handler(8192, 'Creation of dyn...', '/domains/hubdav...', 56) #1 /domains/hubdav.com/xcontacts/index.php(43): Sabre\DAVACL\AbstractPrincipalCollection->__construct(Object(Sabre\DAVACL\PrincipalBackend\PDO)) #2 {main} thrown in /domains/hubdav.com/_lib/0.8.0/plugins/SabreDAV/lib/Sabre/DAVACL/AbstractPrincipalCollection.php on line 56