Oh no! your login temporarily failed on Snapchat. – Fix
Try the following steps to Fix.
Step 1: Make sure your Snapchat app is the official and its the latest version version available on the Google Play store.
Step 2: uninstall xposed Framework and clear cache reboot and try again.
Step 3: Make sure your device has correct time.
Step 4. You have a valid Google account on your device.
Step 5. Manually sync your account
On your mobile device, open Settings Settings > Accounts > Google.
Touch the account whose data you want to sync.
In the top-right corner, touch menu More > Sync now.