通过终端执行命令设置屏保失败

通过终端执行命令去设置屏幕保护程序失败，执行命令如下：

/usr/libexec/PlistBuddy -c Delete moduleDict ～/Library/Preferences/com.apple.ScreenSaver.Basic.plist
/usr/libexec/PlistBuddy -c Add moduleDict dict ～/Library/Preferences/com.apple.ScreenSaver.Basic.plist
/usr/libexec/PlistBuddy -c Add moduleDict:moduleName string com.apple.ScreenSaver.iLifeSlideshow ～/Library/Preferences/com.apple.ScreenSaver.Basic.plist
/usr/libexec/PlistBuddy -c Add moduleDict:providerBundleIdentifier string com.apple.ScreenSaver.Framework ～/Library/Preferences/com.apple.ScreenSaver.Basic.plist
/usr/libexec/PlistBuddy -c Add moduleDict:path string "～/Documents/bashScripts/ScreensaverImgs/default" ～/Library/Preferences/com.apple.ScreenSaver.Basic.plist
/usr/libexec/PlistBuddy -c Add moduleDict:type integer 0 ～/Library/Preferences/com.apple.ScreenSaver.Basic.plist
defaults write ～/Library/Preferences/com.apple.ScreenSaver.Basic.plist ShufflesPhotos -bool false
defaults write ～/Library/Preferences/com.apple.ScreenSaver.Basic.plist transitionInterval -float 1
defaults write ～/Library/Preferences/com.apple.ScreenSaver.Basic.plist idleTime -int 5
killall -HUP cfprefsd
killall Dock