添加代码签名权利时，“可执行文件已使用无效权利签名”

I am about to publish my first free app on the appstore. Following the instruction on the developer portal, I have added an "Entitlements.plist" file, and referenced this file in the "code signing entitlements" project setting. After I did this I can no longer test the app on my Ipod, with this error message "Executable was signed with invalid entitlements". If I remove the reference to the entitlements file, everything works fine.I am about to publish my first free app on the