Problem to iniciate Minecraft.

When i try to play minecraft this is what i get.

Error downloading a file.
Name: wending.ogg
URL: https://resources.download.minecraft.net/5d/5dd32ce63e2ff412c0c1009255e944fae80b03b0
Error details: transfer closed with 9680961 bytes remaining to read
File name on disk: 5dd32ce63e2ff412c0c1009255e944fae80b03b0
Path: C:\Users\alvar\AppData\Roaming\.minecraft\assets\objects\5d\5dd32ce63e2ff412c0c1009255e944fae80b03b0
Exists: Nonexistent

What can I do?