Snapchat Problems?

I was editing a photo that a friend sent me in a chat on Snapchat. I exited the edit without sending (on accident), and then looked at the main screen with all of your friends and sent snaps and such. I saw that it said I tried to send this person something, but it said “failed to send”. I am not friends with that... show more I was editing a photo that a friend sent me in a chat on Snapchat. I exited the edit without sending (on accident), and then looked at the main screen with all of your friends and sent snaps and such. I saw that it said I tried to send this person something, but it said “failed to send”. I am not friends with that person, never seen the username, but it will not allow me to block this person. Anyone have ideas of what this could be, how to fix it, or even if my phone is hacked? Thanks a ton everyone!!!
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