i cant acces mc

the error msg
Unable to save download. ladder4.ogg
Name: ladder4.ogg
URL: http://resources.download.minecraft.net/f7/f78ede81160002fc0561218c7ecd97e91cccab7c
Error details: Attempting to move successful download to C:/Users\Krystle\AppData\Roaming\.minecraft\assets\objects\f7/f78ede81160002fc0561218c7ecd97e91cccab7c
There is not enough space on the disk
Filename on disk: 147d-c9ae-0c5d-35ae
Path: C:\Users\Krystle\AppData\Local\Temp\147d-c9ae-0c5d-35ae
Exists: file