Ghibli issuing ticket


I bought 2 ghibli museum ticket on sale on Lawson website. The date is April 244. I went to Lawson to print out the ticket at the machine Loopi . However, I got a message, when i translated it, it was something like, it is not available. you should pick it before the day of entry.

What does that mean? I am already trying to pick it up before. or do they mean a day before?

Your help is appreciated.

i am attaching the message i got