Deprecated: Automatic conversion of false to array is deprecated in /mnt/web320/b2/90/510060490/htdocs/core/classes/Appointment.class.php on line 165

Warning: Undefined array key "date_start" in /mnt/web320/b2/90/510060490/htdocs/core/classes/Appointment.class.php on line 166

Deprecated: substr(): Passing null to parameter #1 ($string) of type string is deprecated in /mnt/web320/b2/90/510060490/htdocs/core/classes/Appointment.class.php on line 166

Warning: Undefined array key "created" in /mnt/web320/b2/90/510060490/htdocs/modcal/ctrl.php on line 175

Fatal error: Uncaught Error: Access to undeclared static property sis\Form::$DATETIME in /mnt/web320/b2/90/510060490/htdocs/modcal/ctrl.php:176
Stack trace:
#0 {main}
  thrown in /mnt/web320/b2/90/510060490/htdocs/modcal/ctrl.php on line 176