Incorrect passcode"

[Pongfc]

Hello I need help to solved this problem
1. I used Zoom Meeting Enterprise.
2. I Create Meeting room with passcode.
3. I send Meeting ID and passcode to participant.
4. I start Meeting but all of participant cannot join to meeting. The Zoom Application reply to "incorrect passcode"
5. We solve this problem after 30 minutes. We can join to meeting.