ErrorException: Creation of dynamic property Sabre\DAVACL\PrincipalCollection::$principalPrefix is deprecated in /home/xlbcahal/www/dav/vendor/sabre/dav/lib/Sabre/DAVACL/AbstractPrincipalCollection.php:56
Stack trace:
#0 /home/xlbcahal/www/dav/vendor/sabre/dav/lib/Sabre/DAVACL/AbstractPrincipalCollection.php(56): Baikal\Framework::exception_error_handler(8192, 'Creation of dyn...', '/home/xlbcahal/...', 56)
#1 /home/xlbcahal/www/dav/card.php(65): Sabre\DAVACL\AbstractPrincipalCollection->__construct(Object(Sabre\DAVACL\PrincipalBackend\PDO))
#2 {main}