1. Reservations are full.
2. The selected date is full, so you can't make an appointment for another date.
3. For network problems, you can try to change the network environment or make an appointment after the network is restored.
4. System problems, please try again later, or contact Disney customer service for consultation and handling.
5. If the information is wrong, you can carefully check whether the information is correct or contact Disney customer service for consultation.
If the above suggestions can't solve your problem, I suggest you contact Disney Customer Service for more help.