can any1 help me

ERROR

Unable to save download. step4.ogg
Name: step4.ogg
URL: http://resources.download.minecraft.net/a3/a342f566600caf73464323b20b7770b5b9b7893a
Error details: Attempting to move successful download to C:/Users\rlarein\AppData\Roaming\.minecraft\assets\objects\a3/a342f566600caf73464323b20b7770b5b9b7893a Prosessen f�r ikke tilgang til filen fordi den brukes av en annen prosess
Filename on disk: 6859-8040-8407-63ba
Path: C:\Users\rlarein\AppData\Local\Temp\6859-8040-8407-63ba
Exists: false