help

Sorry the disorder I would download the 1.12 for minecraft premium but I'm having a problem with writing this Name: br_fr.lang
URL: http://resources.download.minecraft.net/80/80ccd642fe889642b55ce884a2f1068f02649606
Error Details: Attempting to move successful download to C: / Users \ User \ AppData \ Roaming \ .minecraft \ assets \ objects \ 80 / 80ccd642fe889642b55ce884a2f1068f02649606 Failed to access the file. File used by another process
File name on disk: 4061-6e4a-2757-86e1
Path: C: \ Users \ User \ AppData \ Local \ Temp \ 4061-6e4a-2757-86e1
Exist: file
Please help me I do not know what to do