Month: August 2012

It turned out to be caused by receipts inside the hidden location /private/var/db/receipts

delete correspondant files solved the issue

打开终端，输入以下命令回车即可：
/System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/
LaunchServices.framework/Versions/A/Support/lsregister -kill -r -domain local -domain system-domainuser