Originally Posted by n3st0r

One time I cancelled online and they had a glitch where the system mistakenly thought I cancelled past 24 hours (it was probably around 21/22 hours). So make sure that the PNR goes under the "Cancelled" Tab and not the "Inactive" one when viewing reservations.

I called them to sort things out and the agent used the timestamp details to determine I did cancel less than 24 hours.