wont allow me to even play

Unable to save download. commons-io-2.5.jar
Name: commons-io-2.5.jar
URL: https://libraries.minecraft.net/commons-io/commons-io/2.5/commons-io-2.5.jar
Error details: Attempting to move successful download to C:/Users\rsene\AppData\Roaming\.minecraft\libraries\commons-io/commons-io/2.5/commons-io-2.5.jar
The process cannot access the file because it is being used by another process
Filename on disk: 1661-5e60-039b-cd82
Path: C:\Users\rsene\AppData\Local\Temp\1661-5e60-039b-cd82
Exists: file