Whenever I launch Minecraft, there shows an error message: "Failed to download file. icon_16x16.png". When I click "show more details", it says: 
Name: icon_16x16.png
URL: http://resources.download.minecraft.net/bd/bdf48ef6b5d0d23bbb02e17d04865216179f510a
Error details: Request error -101: ERR_CONNECTION_RESET
Filename on disk: bdf48ef6b5d0d23bbb02e17d04865216179f510a
Path: /Users/Ayy/Library/Application Support/minecraft/assets/objects/bd/bdf48ef6b5d0d23bbb02e17d04865216179f510a
Exists: false

I uninstalled Bytefence and it still doesn't work.