Could be worse. There were mass layoffs in one part of my company many years ago. About half the people were fired and the other half retained. HR mixed up the packets for each group. The not fired got the packets destined for the people being fired and vice versa. It was a disaster.
I got a bunch of messages from my former team during the bus ride; half were on one bus and the rest on the other bus. They were texting each other (and me) and quickly figured out what was going on, and which bus was the layoff bus.
Then they all had another half hour on the buses ...