The 'Invalid time' warning indicates that your end time is ahead of or equal to start time.
Invalid:
22:00pm to 6:00am X
Valid:
22:00pm to 24:00pm
24:01pm to 6:00am
The 'Invalid time' warning indicates that your end time is ahead of or equal to start time.
Invalid:
22:00pm to 6:00am X
Valid:
22:00pm to 24:00pm
24:01pm to 6:00am