Stopping When installing modpacks

Unable to save download.
Name: pack.mcmeta
URL: https://resources.download.minecraft.net/4a/4a0a46b33a5031b27a5b350ffb91321879518d97
Error details: The process cannot access the file because it is being used by another process.

Attempting to move successful download.
Filename on disk: fd71-0ce4-2c4c-e77b
Path: C:\Users\Gabriel\AppData\Local\Temp\fd71-0ce4-2c4c-e77b
Exists: File