Can't update Android Studio - Access Denied and java.io.FileNotFoundException

Question

I\'m trying to update Android Studio from 0.5.1 to 0.5.2 on two separate Windows machines, one with Windows 7 Pro 64-bit and one with Windows 7 Enterprise 64-bit.

I get

Answer 1

I had a Java process running in the background on my Windows machine that wasn't showing up in my Task Manager. This will make sure Java gets killed:

taskkill /F /IM java.exe