I am facing same issue. Generally when build and distribute app, in iTunes show processing status, 1 to 60 minutes or maximum 2 or 3 hours. But Now not showing last build at appstoreconnect. Please give me suggestion , what can I do now?

Go the email just now From Apple Developer: Dear Developer, We identified one or more issues with a recent delivery for your app, "MY APP Leave Management" 1.0 (2). Please correct the following issues, then upload again. ITMS-90713: Missing Info.plist value - A value for the Info.plist key 'CFBundleIconName' is missing in the bundle 'com.xxxx.abc.Clip'. Apps built with iOS 11 or later SDK must supply app icons in an asset catalog and must also provide a value for this Info.plist key.

I have facing same issue from today. i have try and clean up derived folder but doesn't work. ERROR ITMS-90725: “SDK Version Issue. This app was built with the iOS 13.7 SDK. All iOS apps submitted to the App Store must be built with the iOS 14 SDK or later, included in Xcode 12 or later.”