Xcode 5无法启动app，错误提示:未能启动'/path/to/。应用程序”——忙

I am using XCode 5, with an iPhone 5s as the dev device. Every other time I run the app I get a pop that says "Could not launch [app name] \n busy". My iPhone 5s then appears to crash and the only way it will respond is if I hold the home and lock button until it resets.I am using XCode 5, with an iPhone 5s as the de