Unable to save download. icon_16x16.png

Unable to save download. icon_16x16.png
Name: icon_16x16.png
URL: http://resources.download.minecraft.net/bd/bdf48ef6b5d0d23bbb02e17d04865216179f510a
Error details: Attempting to move successful download to C:/Users\Sean Chang\AppData\Roaming\.minecraft\assets\objects\bd/bdf48ef6b5d0d23bbb02e17d04865216179f510a The system cannot find the path specified
Filename on disk: bdf48ef6b5d0d23bbb02e17d04865216179f510a
Path: C:/Users\Sean Chang\AppData\Roaming\.minecraft\assets\objects\bd/bdf48ef6b5d0d23bbb02e17d04865216179f510a
Exists: false