升级android sdk时A folder failed to be renamed or moved 错误的解决
Downloading Android SDK Tools, revision 4
Installing Android SDK Tools, revision 4
Failed to rename directory D:\android-sdk-windows\tools to D:\android-sdk-windows\temp\ToolPackage.old01
-= Warning ! =-
A folder failed to be renamed or moved. On Windows this typically means that a program is using that folder (for example Windows Explorer.) Please close all running programs that may be locking the directory 'D:\android-sdk-windows\tools' and try again.
