It's hard to say for sure. It might be that you were accidentally blocked by your friends from seeing their stories. Or, there could be a problem with your account settings on Snapchat.
Maybe your friends set their stories to private and didn't include you. Or there could be a glitch in the app.
There could be several reasons. It could be that your internet connection is unstable, or your Snapchat app needs an update. Also, your friends might have restricted who can view their stories.
Maybe your friend has restricted the visibility of their story to certain people and you're not on that list.
Maybe your internet connection is bad. Check if your Wi-Fi or data is working properly.
Maybe your internet connection is bad. Try resetting your router or connecting to a different network.
Maybe there's a problem with your internet connection. Check if it's stable.
Maybe your friends have restricted who can view their stories, or there could be a glitch in the app.
Maybe your friend has set their story to be visible to only specific people and you're not on that list.
Maybe they haven't shared any stories recently or their privacy settings prevent you from seeing them.
It could be that your internet connection is unstable. Check if your Wi-Fi or data is working properly. Also, make sure your Snap settings are correct and that you haven't violated any of their terms of use.
Maybe there's a glitch in the Snap app. Sometimes these things happen and it just needs a moment to sort itself out.
Maybe your friend has set their story to private and only allowed certain people to view it.