Wirelessly posted (Mozilla/5.0 (iPhone; CPU iPhone OS 5_0_1 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/5.1 Mobile/9A405 Safari/7534.48.3) I have noticed since upgrading to iOS 5 that every now and again, an App will show "Cleaning" below the icon rather than the app name. What triggers this and was this a feature of iOS 5? Is it a way of stopping the whole device crashing? Occasionally, an app will behave as if it has been reinstalled but usually will have re-started. Apologies if this has been asked before.