It happened to me yesterday but today I was able to enter normally, in fact it shows in the image that I couldn't mark yesterday

🎯 You can now enter the Rewards Zone again!

Many were worried because yesterday they couldn't access the daily entry, but today it is available ✅

📅 Day 1 completed
🔁 Remember: if you log in for 7 days, you earn 10 extra points!

🚨 If you still can't enter, try updating the app or restarting.
👀 I already did it without problems.