Xcode5发布验证出现Missing or invalid signature错误

Xcode5发布验证的时候出现错误,错误信息是Unable to process application at this time due to the following error:Missing or invalid signature. The bundle ‘com.puedy.crazyball’ at bundle path ‘Paload/crazyball.app’ is not signed using an Apple submission certificate…

以为是certificate问题,已经通过keyChain工具重新导入了.p12文件和.mobileprovision文件,但是没有解决问题,求教各位大侠帮助。